Plerngrit lives a simple life until he saves a stuck up city girl Namfon only to be slap in the face with her money. One day, he learns that his father is the eldest son of Khun Ying Tongtraa who is ill. The family goes to apologize but gets into an accident. With his father brain-dead, Plerng donates his heart to his grandma, who makes a deal that if he can increase the company's profit in 3 months, she will forgive his dad. Plerng takes on the challenge and crosses paths with Namfon again.