When a private eye takes a case to find a missing university student, he must explore the deep dark depths of his own mind to uncover the truth around his own childhood disappearance as he tracks down the missing girl.
Ji-yeon and Do-jin are exhausted from years of IVF treatment. They don't remember what life was like before. She continues to experience the pain of separation from a child she has never met. Do-jin is worried about her health and wants her to quit, but she can't. "Why can't I be a mother?" She won't give up.