You'll have to help him by picking up items, using them, solving puzzles and getting clues about what's happening.
Although Trapped is kind of a room escape game, it is not a point-and-click game. Even when something is small, it is plain into view, so you don't waste your time looking for things that aren't there. You should use your brains, not your eyeglasses. Hopefully it will be challenging and fun for you.