While delivering food, Vivian Xia bumps into runaway groom Winston Lu and even scams some money from him. Later, Winston accidentally ends up in Vivian's home. They become roommates, unaware of each other's true identities. Little does Winston know, the person he's searching for—the one he shared a one-night stand with five years ago—is actually Vivian. Through twists, turns, and misunderstandings, their paths finally converge.