The sea door has given way and the tide is pouring in. The only way out is the iron hatch at the top of the stair, and it is locked. Search the room before the water rises.
Drag to look around
Arrow keys walk and turn · A D step sideways
Double-click to walk somewhere
Get close and click things to search them
Click an item you carry to hold it, then click what to use it on
J journal · P pause
Drag to look around
The stick at the bottom left walks
Double-tap to walk somewhere
Get close and tap things to search them
Tap an item you carry to hold it, then tap what to use it on
Journal and Pause at the top
Added to your journal.
The hatch
Four lenses
Press a lens to turn it to its next glass. Each lens needs a different glass.