Returning with Twins, the Richest Man Is Actually the Child's Father

She was framed by her sister and lost her virginity, and her mother died of grief and anger. Five years later, she returned to the city of tranquility with a pair of babies, a dragon and a phoenix, vowing to change her destiny. The richest man seems to be the best backer - he has good wealth and status. But why does this aloof CEO have extremely similar habits to her son?