The story is about Ethan, a very powerful man who looks poor but is actually the richest and most powerful person in the world. He has control over many things, but he hides his true identity and lives like a normal man. Before his best friend dies, the friend asks Ethan to marry his daughter, Nina, and take care of her for three years. Ethan agrees because of the promise and signs a contract that binds him to her for that time.Nina is a rich and proud CEO. She does not know Ethan’s real identity, so she treats him badly in their marriage. She makes him do house chores and does not respect him. She prefers another man named Kelvin, who acts like he is helping her with her company problems. But unknown to Nina, Ethan is the one secretly solving all her company issues and protecting her from danger.As time goes on, Nina’s company begins to fail, and she slowly starts to lose control of everything. Kelvin cannot really help her, and she begins to feel confused and stressed. At the same time, Ethan continues to stay calm and silent, waiting for the end of the three-year contract.By the end, Nina starts to realize that Ethan was never useless. She understands that he was the one holding everything together. But by then, Ethan has already started to pull away, and everything begins to change between them.