You are a real estate agent and are currently visiting an old house that is shadowed by many rumors. Decades ago, the inhabitants disappeared without a trace. For years it is for sale, and for some reason, no one wants to buy it … whether it is due to the gruesome legend that curses it.
Of course, you do not take such stories too seriously; but suddenly the front door behind you locks and can’t be reopened.
Now get out of the mysterious house! The question is how.