The Mystery of Mycroft Manor

After being invited to your distant uncle's manor, you arrive to find he is not yet home. The manor has secrets... Will curiosity get the better of you or will you simply sleep and wait for his return? - All puzzles are solvable without external knowledge. - If playing as a team, please enter rooms together as some doors will close behind you. - Walkthrough in comments Edits: Due to the size of the map, I have removed some weather effects to help run smoothly. Let me know if I have missed any glitches. The valve puzzle has been made more obvious. This is my first room, I used it as a way to explore the mechanics of the workshop.