The nice thing about Esper is that you have to solve puzzles, but you do all of that in a single room. It’s that intensity of being in a single room that sets the game apart, and there are lots of cool moments sprinkled here and there. That’s certainly unique and well worth checking out.
Sure, being trapped in a single room is the opposite of having cool experiences and moments. But the game does have plenty of stuff to solve and complete. The puzzles are intense, and you always find something different to do. So yes, there’s certainly a ton of content to check out here, you just have to test it out and see how it works. For the most part it can be one extraordinary experience, as long as you give it a shot and see how you can enjoy it.