Daddy takes one hour, for the one who wants to enter, to build his own door. Then he quickly slips inside, but that would only work if the structure is still alive. Using traditional heuristics, policemen can spot any dead volcano -- as long as it never attempts to look alive. But believers try to make it look so by erupting at his side.

     In fact, the situation gets worse each time one of them erupts! You may ask : who erupts? The volcano is a huge maze inside.