Who are you, sir?

Drunk on her birthday, her sister walks into her fiancé's room instead, while she is in the next room, tangled up with a strange man all night. Ten months later she gives birth to a child, and the next day the father comes to her door.She asked, "Do you have a car, a house and savings?" The man looked bewildered. She resigned herself to her fate and said, "Well, count me unlucky, from today onwards, I am responsible for making money to support the family, you are responsible for bringing up the baby."But who can tell her, how the man she raised turned into the president of a multinational group, worth hundreds of millions ......