Locked Cafe Escape

Your friend works in a nearby cafe, and you have decided to visit him. Crossing the threshold of entertainment places, you suddenly find yourself in a cafe not a single soul, and even the bartenders and waiters. And you heard a strange sound, like the clang of closing doors and discover to their surprise that the doors are locked tight cafes. Well, you have some time to ensure their salvation and escape from the cafe. The main way to come up with things that you find in the small study area.