Jisoo is currently doing her internship after her four years medicine course in a famous medical college in Seoul. She has a huge crush on Taehyung, the dashing Emergency Medicine Post graduate in her college, who also happens to be her close family friend. But Jisoo gets the shock of her life when she comes to know that Taehyung has proposed to Irene , his post graduate colleague! Taehyung believes he has found his life partner in Irene. But will Irene trust him when a nasty rumor about him does its rounds in the college campus?