The man who had to leave and send his first love away, blaming himself for being clumsy in love, Jung Wooseok.

While on vacation in Spain, he encountered a girl full of life- like an orange , Han Yujin.

The two people, who thought it was just a fleeting moment of fate, reunite in Korea, as a host and a participant of a contest. Even while knowing the situation is one that can easily be misunderstood in the public's eye, they are gradually drawn together, but...!