My Best Friend Stole My Baby Daddy

Before Andrea went abroad for further study, she accidentally had a one-night stand with Ethan. Six years later, Andrea returned to the country with her son and became Ethan's secretary, only to find out that he already had a fiancée. After much deliberation, Andrea decided to let Ethan be, but she discovered that Ethan's fiancée was her best friend Joyce, who had taken her identity...