Codes & locks

Servant of the Lake puzzle solutions

Find Servant of the Lake all codes, puzzle answers, sequences, and action orders in one compact index, then open the focused page for the exact stuck point.

Last verified 10 Sep 2026Source-backed
Quick answer

Start with the answer table: coffee 315, hunting shed 91276, bath briefcase 281, Day 3 cabinet 2451, reception chest 243, guest suitcase 374, and left/right box LLRRLR.

Editorial illustration showing a coffee workbench and a shadowed hunting shed
Editorial illustrationThe Day 2 puzzle cluster: coffee, locks, and the hunting shed. This is an editorial illustration, not a game screenshot.
All codes

Fixed codes and sequences

These are the fixed answers currently supported in this guide. Open the page beside a row for the exact scene and item order.

PuzzleAnswerContext
Coffee box315Day 2 — roast the beans on top of the stove before grinding.
Hunting shed91276Day 2 — the shed lock after the hunt setup.
Bath briefcase281Day 2 — use it during the bath sequence.
Day 3 cabinet2451Day 3 — lab sequence.
Day 3 left/right boxLLRRLRDay 3 — enter the directions in order.
Reception chest243Day 1 — use the portrait gesture clues during reception prep.
Guest suitcase374Day 1 — the baby reveals this code during guest arrival.
Dinner setup1643Day 3 — reported portrait and bottle sequence.
Hidden-room box6294Day 3 — reported green-box answer in the hidden route.
Search-intent checkpoints

Find the scene, not the whole route

These entries map the wording players use to the smallest existing page that can answer it.

26 answers
Bathroom puzzleFocused

Bathroom puzzle / code 281

Follow the bath sequence, then use 281 at the briefcase.

Source-backed
Laundry puzzleFocused

Laundry puzzle

Hang all seven pieces by visible pink-line count from 0 to 6, then take the Bathroom Key.

Source-backed
Preparing the ReceptionFocused

Chandelier candle puzzle

Place all six candles and light them 3 → 1 → 4 → 2 → 6 → 5 to open the garden route.

Source-backed
Deep cleaning achievementFocused

Deep cleaning achievement

Clean all three stains, then check the disputed optional target before finishing the clean.

Conflicting reports
Cleaning the FloorsFocused

Cleaning the Floors walkthrough

Use the brush on all three blood stains and continue to the bathroom keyhole.

Source-backed
Assisting in AlchemyFocused

Alchemy guide and recipe

Open 2451, use LLRRLR, and brew the elixir in the reported ingredient order.

Source-backed
Preparing DinnerFocused

Cake puzzle

Fit the seven cake decorations, then keep the fly available for the soup achievement.

Source-backed
Preparing CoffeeFocused

Favorite Coffee

Roast the beans on the stove, grind them, brew the coffee, and serve Aldous in that order.

Source-backed
Bath puzzleFocused

Helping with Bathing

Fill the tub, solve the tile groups, and use 281 for the bath briefcase.

Source-backed
ArrivalFocused

Cup puzzle

Sort the five cups from the fewest painted rings to the most.

Source-backed
Preparing BreakfastFocused

Porridge and Feeding the Cat

Feed Rusty before taking the mouse if you are checking the optional action.

Source-backed
Waking AldousFocused

Exercise puzzle

Use the short exercise sequence after the breakfast scene.

Source-backed
Clean earFocused

Clean Aldous's ear

Take the ear after shaving Aldous, wipe the blood, and continue to the crow-key step.

Source-backed
Matcha latteFocused

Matcha latte recipe

Feed Rusty the tea, collect green powder, then combine it with tea, milk, sugar, and hot water.

Source-backed
Searching the AtticFocused

Attic puzzle · 5 → 3 → 6

For the normal Day 1 story, use House → Moon → Water: 5 → 3 → 6; keep the reported post-credits branch separate.

Source-backed
Flower puzzleFocused

Flower puzzle answers

See the four-row flower order first, then collect the bouquet and stone tablet to continue Day 1.

Source-backed
Roach boardFocused

Roach puzzle

Push every roach into the upper hole without letting one reach an outer edge.

Source-backed
Fish broochFocused

Finishing Touch / Fishing Touch

Move the fish shadow, take the brooch, and place it on William.

Source-backed
Fly in soupFocused

Seasoning the Soup

Use the knife on the fly above the cake, then add it to the soup.

Source-backed
Hunting shedFocused

Butcher knife

Enter 91276 at the Day 2 shed, then take the butcher knife before returning to the manor.

Source-backed
Remove Aldous bulletsFocused

First Aid / Surgeon

Use the fork in the departure cellar and keep the cloth question labelled.

Community reported
Estate doorFocused

Estate door / pay the driver

Sort the five cups, take the coin, pay the coach, then use the iron rod for the estate key.

Source-backed
Post-game secret puzzleFocused

Secret ending / You Found Him

Replay the reported clock, bath-tile, maze, cellar, and telescope branch; 4:05 has two public reports but remains replay pending.

Conflicting reports
Pest Control achievementFocused

Pest Control

Use the magnet to pull the cellar key, wait for the mouse, then use the hammer.

Source-backed
Harp puzzleFocused

Dinner harp sequence

Keep the reported note sequence separate from the confirmed mobile input troubleshooting.

Needs verification
William coffeeFocused

Tickling William

Open the Day 2 William checkpoint for the coffee-mouth step and the optional feather check.

Community reported
Day 2 / clock

Cellar sequence

Set the cellar clock in this order:

5:00→8:00→10:00

This is separate from the disputed secret-ending clock.

Dedicated answer

Flower puzzle

The dedicated Flower Puzzle page shows the four-row arrangement, explains the visible petal and leaf traits, and tells you what to collect after the pot accepts the layout.

Open the flower puzzle answer →Source-backed
01Find the clueRead the chapter location first.
02Prepare the itemRoast, grind, carry, or inspect in order.
03Enter the answerThen wait for the scene to advance.
FAQ

Puzzle troubleshooting

What is the suitcase or bath briefcase code?

The launch-build Day 2 source reports 281 for the bath briefcase.

What is the tin cup puzzle solution?

Place the five cups from the fewest painted rings to the most, then take the coin that appears.

What is the porridge and insect solution?

Cook the porridge first, serve it in the required order, then use berries to block the insect's escape holes before feeding Aldous.

What is the exercise puzzle sequence?

Copy the figurine's poses; the commonly reported sequence is left, right, down, right, right, down. The deliberate-failure achievement is a separate action.

How do I make the matcha latte?

Use the tea, green powder, hot water, milk, and sugar in the Serving Tea scene; the optional achievement requires serving the matcha drink to Alexandra.

What is the laundry line order?

Hang the seven pieces from 0 to 6 pink stripes. Public walkthroughs agree on the count rule, while exact item labels remain replay pending here.

What is the flower puzzle answer?

Place the flowers in the four-row arrangement shown on the Flower Puzzle answer page, then collect the bouquet and stone tablet. The top row has one white flower with a red center; the base has the plain red bud, two leaf stems, and the plain white flower.

Why did a code work but not advance the scene?

Check the item order around the lock in the walkthrough. Puzzle codes can be part of a larger scene sequence, not a standalone skip.

Evidence ledger

Where this answer comes from

Reviewed 10 Sep 2026
S6AppUnwrapper Day 2 walkthroughThird-party walkthroughS7AppUnwrapper Day 3 walkthroughThird-party walkthroughS9Steam Community GuidesCommunity guide indexS11Puzzle help discussionCommunity discussionS13Steam Community illustrated achievement guideCommunity guide with screenshotsS15Steam Community achievement route guide (translated)Community guide / English translationS35All Things How Day 2 puzzle walkthroughThird-party Day 2 walkthroughS36Neoseeker Day 2 washing and cleaning walkthroughThird-party Day 2 walkthrough