After their parents passed away, Tonia Hays and her sister Lena lived together. To avoid burdening Lena, Tonia agreed to go on a blind date with Yandel Zane, the grandson of Lady Zane, whom she had unexpectedly saved. When they first met, Yandel thought Tonia was a gold digger. So he hid his identity as the richest man and the Zane Group's CEO, pretended to be poor, and married her immediately. Later, they had many amusing incidents as they got to know each other, and he gradually fell for her. He fiercely defended her at a banquet and dealt with her vicious relatives.They became closer, but due to some misunderstandings, they signed a one-year marriage contract.Because of his love rival and a rich young lady, Yandel's identity nearly got exposed. After many twists and turns, he realized his true feelings and wanted to get Tonia back. She also gradually became dependent on him. Eventually, through misunderstandings and protection, this contractual marriage changed into a real one.