The main character is a repairman in a large house who saw the jewelry that the female owner put inside the safety chamber.
He found out that the whole family is going overseas later.
So he came back to steal.
But he heard something when he was trying to steal.
It was a man who seal the house with tons of locks , wooden planks sealing the windows.
The house was armed with lots of dangerous traps.
The guy found out that the whole family was still in the house.
He managed to escape after that but went back to save a girl that he saw at the window.
At the end , he and the girl managed to escape as the police came but the murderer caught the guy again .