Mystery Manor Escape 3D Puzzle - flash game

hold left mouse button down and drag to move around, click to select

You woke up in this prison like scary house, full of riddles, you have no clue where you are. The voice of Doctor Di Nero comes from the tape. You are trapped in this old house for an experiment, you must escape from here! There is a door over there, it seems locked but you got these keys from the table. The rooms are big and quite old, it is getting harder and harder to solve the puzzles, i hope you can do it.