Ivi, a girl who decided to live her dreams in Taiwan when she followed her longtime boyfriend, Eric. To earn allowance and to help with the living expenses, Ivi started an underground walking tour in Taipei with her best friend. During one of her misadventures, Ivi crosses paths with Wei Ting. The two unintentionally knock down a stranger who turns out to be the Matchmaking God, Yue Lao. Yue Lao claims that Ivi is the next Matchmaking Goddess and to break free from the curse, she needs to accomplish a mission so that she will not end alone forever. As Ivi finds the pressure burdensome to keep up with Eric, she also finds herself getting confused as she becomes closer with Wei Ting. Who among Eric and Wei Ting will become the "best man" who's deserving for Ivi's love?