Compare Below the Surface:Uncovering the Truth in the Sewers prices across trusted key stores and find the best deal. Developed by QZQ Studio. Published by QZQ Studio. Released on 5/5/2023. Available on PC. Genres: Adventure, Indie.

A dim, dripping detective crawl through abandoned sewers that asks whether atmosphere alone can carry a micro-budget mystery - the answer is a cautious yes, if you meet it halfway.

I went in with low expectations and came out genuinely surprised by the mood. Below the Surface is a first-person, singleplayer detective adventure from QZQ Studio - a small Chinese indie outfit with a quietly prolific back catalog of mystery titles - and it drops you into the role of young detective Chen, descending into a dim, waterlogged sewer network to piece together the disappearance of a missing girl. The premise is uncomfortably compact, the production budget is visibly minimal, and yet something about the cold, dripping atmosphere lands with more sincerity than you might expect from a sub-dollar PC release. The core loop is classic point-and-click-adjacent investigation: you walk through the 3D environment, collect physical evidence, read item descriptions, and then chain clues together through a linking or association system to advance the reasoning toward a conclusion. This is the same evidence-chain mechanic QZQ uses across their broader catalog, including the sequel Below the Surface: Assassin's Prison, so if you have played any of their LinShanHai or MeiQi titles, the structure will feel instantly familiar. What this entry does distinctly is lean into the sewer location as an oppressive, closed-off space. There is no daylight here, no friendly NPC chatter, just Chen's footsteps and whatever ambient sound design the studio managed to pack into a very small file. For a game at this price tier, the atmosphere is doing real work. The honest caveats are significant and you should know them upfront. This game was developed with a Chinese-speaking audience as the primary target, and English localization, where present, is functional at best. Some clue text and item descriptions may feel clunky or slightly unclear in translation, which can occasionally blunt the satisfaction of a deduction that should feel crisp. The runtime is short - this is a micro-game in every sense, the kind that knows it has one idea and executes it in a single sitting rather than padding itself thin. That discipline is worth something, but players expecting a sprawling mystery with multiple suspects, branching deductions, or voiced dialogue will walk away disappointed. There are no such things here. What this game actually is, at its clearest, is an entry point - both into QZQ's larger detective universe and into a specific subgenre of meditative, low-cost Chinese indie mystery games that rarely get Western coverage. Chen as a character is almost a blank vessel, but the sewer setting gives the short case a genuine sense of place: cold, forgotten, slightly wrong in the way that abandoned infrastructure always feels wrong at night. If you are the kind of player who finds something worthwhile in atmosphere-first design and does not demand mechanical complexity from a short experience, the quiet craft here is real, even if rough at the edges. Kai, Scout Team

Below the Surface:Uncovering the Truth in the Sewers

Below the Surface:Uncovering the Truth in the Sewers

May 5, 2023QZQ Studio
GamerScout Says

A dim, dripping detective crawl through abandoned sewers that asks whether atmosphere alone can carry a micro-budget mystery - the answer is a cautious yes, if you meet it halfway.

PC
Best Price Available
€0.36
at Kinguin
Lowest tracked: €0.36
Track this price

GamerScout Verdict

Worth a single sitting for atmosphere-first mystery fans; go in knowing the localization is rough and the runtime is very short.

Compare Prices(4 stores)

KinguinBest price
StandardGlobalSteam KeyKey
€0.36
Priced in EUR by the store
Buy
StandardGlobalSteam KeyKey
€0.63
Priced in EUR by the store
Buy
StandardEurope (EU)Steam KeyKey
€0.65
Priced in EUR by the store
Buy
StandardGlobalSteam KeyKey
€0.98
Priced in EUR by the store
Buy
StandardEurope (EU)Steam KeyKey
€0.99
Priced in EUR by the store
Buy

Every store in this table quotes us in euros, so the EUR figure is the price the seller actually set, not our arithmetic — which is why EUR is also the currency we rank in. We only list an offer here when the store gives us its price in euros, so nothing in this table is a number we invented.

Pick USD, PLN, GBP, CAD or AUD in the header and we convert from EUR at the European Central Bank reference rate — converted amounts are prefixed with ~. Your bank or the store may apply a different rate at checkout. We never hide offers based on where you are: everyone sees this whole table.

We may earn a commission when you buy games through links on this page — at no extra cost to you. It never affects our rankings or verdicts.

Price History

Lowest tracked
€0.365 Jun 2026
Current best
€0.36
Lowest since we started tracking
Keyshops
€0.33€0.35€0.37€0.395 Jun29 Jun22 Jul15 Aug7 Sept
5 Jun — 7 Sept
Create alert

Screenshots & Media

About Below the Surface:Uncovering the Truth in the Sewers

I went in with low expectations and came out genuinely surprised by the mood. Below the Surface is a first-person, singleplayer detective adventure from QZQ Studio - a small Chinese indie outfit with a quietly prolific back catalog of mystery titles - and it drops you into the role of young detective Chen, descending into a dim, waterlogged sewer network to piece together the disappearance of a missing girl. The premise is uncomfortably compact, the production budget is visibly minimal, and yet something about the cold, dripping atmosphere lands with more sincerity than you might expect from a sub-dollar PC release. The core loop is classic point-and-click-adjacent investigation: you walk through the 3D environment, collect physical evidence, read item descriptions, and then chain clues together through a linking or association system to advance the reasoning toward a conclusion. This is the same evidence-chain mechanic QZQ uses across their broader catalog, including the sequel Below the Surface: Assassin's Prison, so if you have played any of their LinShanHai or MeiQi titles, the structure will feel instantly familiar. What this entry does distinctly is lean into the sewer location as an oppressive, closed-off space. There is no daylight here, no friendly NPC chatter, just Chen's footsteps and whatever ambient sound design the studio managed to pack into a very small file. For a game at this price tier, the atmosphere is doing real work. The honest caveats are significant and you should know them upfront. This game was developed with a Chinese-speaking audience as the primary target, and English localization, where present, is functional at best. Some clue text and item descriptions may feel clunky or slightly unclear in translation, which can occasionally blunt the satisfaction of a deduction that should feel crisp. The runtime is short - this is a micro-game in every sense, the kind that knows it has one idea and executes it in a single sitting rather than padding itself thin. That discipline is worth something, but players expecting a sprawling mystery with multiple suspects, branching deductions, or voiced dialogue will walk away disappointed. There are no such things here. What this game actually is, at its clearest, is an entry point - both into QZQ's larger detective universe and into a specific subgenre of meditative, low-cost Chinese indie mystery games that rarely get Western coverage. Chen as a character is almost a blank vessel, but the sewer setting gives the short case a genuine sense of place: cold, forgotten, slightly wrong in the way that abandoned infrastructure always feels wrong at night. If you are the kind of player who finds something worthwhile in atmosphere-first design and does not demand mechanical complexity from a short experience, the quiet craft here is real, even if rough at the edges.

Kai
Kai · Scout Team

Indie & narrative

Tags

singleplayercloud-savestier:sub-5First-Person DetectiveEvidence ChainingMicro-GameAtmospheric Horror-AdjacentChinese IndieWalking SimSingle-SittingReasoning PuzzleMissing Persons Mystery

System Requirements

Minimum

OS
Windows 10
Memory
4 GB RAM
DirectX
Version 12
Storage
5 GB available space
Processor
Intel® Core™ i3-2100 @ 3.10 GHz/ AMD FX-4100 @ 3.60 GHz or better

Recommended

Requires a 64-bit processor and operating system

Keep exploring

Community Discussion

Be the first to comment on Below the Surface:Uncovering the Truth in the Sewers.

Reviews & Ratings

No ratings available

Game Info

Developer
QZQ Studio
Publisher
QZQ Studio
Release Date
May 5, 2023

Price Alert

Get notified when the price drops below your target!

Create Alert
Best price€0.36
See offer

Across the 24,365 games we track, a verified key was cheaper than the official store 90% of the time. See the method and the full numbers in our game price report.

No card? Pay another way

Top up your Steam Wallet or buy crypto with any card — instant delivery, no bank account needed.

More from QZQ Studio

Buy smarter: helpful guides

Frequently asked questions about Below the Surface:Uncovering the Truth in the Sewers

How much does Below the Surface:Uncovering the Truth in the Sewers cost?

As of 7 September 2026, the cheapest in-stock offer for Below the Surface:Uncovering the Truth in the Sewers is €0.36 at Kinguin, out of 5 live offers we track across verified key stores. Prices change daily — the table on this page is refreshed continuously.

Where can I buy Below the Surface:Uncovering the Truth in the Sewers cheapest?

The lowest in-stock price we track for Below the Surface:Uncovering the Truth in the Sewers is €0.36 at Kinguin (7 September 2026). We compare 5 live offers from verified key stores — the full table with every store and its trust score is on this page.

What platforms is Below the Surface:Uncovering the Truth in the Sewers available on?

Below the Surface:Uncovering the Truth in the Sewers is available on PC.

When was Below the Surface:Uncovering the Truth in the Sewers released?

Below the Surface:Uncovering the Truth in the Sewers was released on 5 May 2023.

Who developed Below the Surface:Uncovering the Truth in the Sewers?

Below the Surface:Uncovering the Truth in the Sewers was developed by QZQ Studio.