Escape from coffee shop

  Dream up a situation that you went to a coffee shop. As it was a summer night, there seemed no people inside the shop. Meanwhile you went to the rest room. Unfortunately, the owner locked the coffee shop without knowing that you are inside. Now, there is no one to help you. Only it is your brilliance that is going to help you escape from the coffee shop. It is sure that you will succeed by finding the necessary objects and solving the puzzles.