A member of staff was left locked in an escape room building by a fleeing prankster.
Video shows the man tying the door handles together with what appears to be a bike lock - leaving a staff member stuck inside.
General manager, Nathaniel Witschi, 22, is seen trying to get to the man outside the doors of the business.
The incident occurred at the Amazing Escape Room in Montgomeryville, Pennsylvania, USA.
A spokesperson for Amazing Escape Room said: "Our employee was locked out of the escape room and was trying to get in, the footage captured was from our security videos."
They added that the assailant was known to the company and he has done this before.
No damage was caused and the company have not taken any action.
The footage was captured on the 26th of August.
