How to escape from the secret room, escape from the hospital and escape from the third level.

Put the scalpel on the shelf.

Open the curtains and look at the swimming pool.

Wash your gloves.

Put the wire on the table.

Unscrew the screw with a scalpel and get the drawing.

Put the picture on it and see the switch prompt.

Then put on gloves and connect the wires to the machine, adjust them according to the ripple, and finally see the password prompt.

Use the password 75236 to open the box below and get the key.

Use the key to open the door and go through the customs.