Woohyun is a boyfriend who is infinitely kind to Yeongju, both outside and at home. Young-joo is happily dating next to Woo-hyun. He ends the date with a quarrel.. Woohyun, who sent the young man away, calls somewhere, and Nahee, a gorgeous woman, comes to her house. Nahee and Woohyun naturally interact with Woohyun. What is Nahee's true identity? Woohyun was actually in a romantic relationship..!