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The Three Brothers - The Shadow of the Schoolhouse and the Three Keys

The Three Brothers - The Shadow of the Schoolhouse and the Three Keys

A Roblox experience owned by ワチャワチャゲームチャンネル公式.

HorrorENhorrorco-op puzzleschool setting

Description (written by the developer; not a statement by this register)

The Three Brothers - The Shadow of the Schoolhouse and the Three Keys Check the school after closing. Three brothers of Ito, Mizuki, and Shin find three keys (employee room/library room/gym) and unlock them at the front door. You can play either one or two people, but if you start TriSync (tri-sync) with three people, the coordination gimmick will be unlocked, and the reward and efficiency will increase greatly. In the Alpha version, you can only play in single player mode. How to play From the Hub to the Works Lobby → Walk three people at the same time through the TriSync Gate (about 1 second) Explore the school building and secure the key x3 PUSH E AT THE FRONT DOOR → ESCAPE Mods and Rewards Alpha Solo (1 person)... Character Change System Activated, Difficulty ↑. Reward Alpha Version Only ↑ Mode and Rewards Official Edition Duo (2 people)... With additional tasks, reward x 1.2 TriSync (3 people)... Coordinate Switch/Mutual Rescue/Shared Exploration Unlocked Three Brothers Skills Small (5): Balance, speed, and jump power are all normal, and it is recommended to find the key to the staff room. Mizuki (Small 2): Speed type, faster speed, lower jump power, recommended for the library's time attack Shin (Small 1): Jump type, slow down, increase jump power, recommended for moving to the venue of the gym Additional Schoolhouse Gimmick will be added in the future. Shadow Lookout: Avoid with light or shadow movement Power Outage Event: Emergency Light Restored in Distribution Panel Puzzle Sorting the Library: Collect the Hint Cards in the right order ALARM LEVEL: NOISE OR VISIBILITY RISE/FAILURE AT MAX Clear & Fail condition Clear: Collect three keys and unlock at the door → Escape FAILED: ALL DOWN, OR ALARM LEVEL MAX About getting out of the way when 2.3 person play is possible Deletion in the way will cause unfavorable effect such as shadow level rise. Re-join within 30 seconds to disable the penalty/return to the party. Recommended Environment TERMINAL: PC/MOBILE/TABLET (SIDE-SCREEN RECOMMENDED) Mobile/Tablet Recommended for Official Release VOLUME: ON (RECOMMENDED) Screen: Medium to high brightness, easy to see shadow settings Manner Share in chat "Which key to go to" before starting LEAVE, DISTURB, OR GET OUT OF THE WAY Upgrades Hard/Time Attack/Performance Badge Interim Event "Seven Wonders Week" #Okuan 3 Brothers #Three Brothers #Co-op Play #Roblox #Escape #Stealth

Last updated by the developer 31 Mar 2026, 13:23 UTC.

0
playing (measured 22 Aug 2026, 18:02 UTC)
31
lifetime visits
20 March 2026
created (per Roblox)

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Measured (UTC)PlayersChange
22 Aug 2026, 18:020first reading

Concurrent players at each of our measurements (insert-on-change).