Because he was going to inherit a fortune when his sickly, widower father died, Charles decided he needed a woman to enjoy it with.
Going to a singles' bar, he spotted a woman whose beauty took his breath away.
"I'm just an ordinary man," he said, walking up to her, "but in just a week or two, my father will die and I'll inherit 20 million dollars and would like to have someone to share it with."
The woman went home with Charles, and the next day she became his stepmother. Men will never learn !