A young rich girl meets a poor boy and takes him to one of the mansions she will inherit. One of the rooms, the girls says, is locked, always has been, and she has always been warned by her parents to stay away from it. Later her mother discovers them together and she disapproves of their relationship and says she will have it annulled. The young girl is distraught and threatens suicide if she interferes. The couple go to extreme lengths to prove the girls love for this man… but mother will not sit by and be disobeyed!