Growing up, Charles Ng was a troubled boy. He was born in 1960 to a wealthy family in Hong Kong.
His father Kenneth was a businessman who tried to keep his son on the straight and narrow by beating him with a stick.
Charles was continually being expelled from school.
By the age of 15, he'd already been arrested for shoplifting.
The secret bunker had a locked room, like a cell
As a result, his father sent him to stay with relatives