在这部幻想中的你爱情片中,讲述了沉浸在爱情中的年轻人的故事。车京和基玉是相识多年的好朋友，对于赫根则是一见钟情。但是车京突然去世，赫根无法接受这个事实。一天，停留在赫根和基玉幻想中的车京突然出现，从此三个人的记忆和生活向无法预料的方向发展。
One summer night, Cha-kyung dies by a car accident, leaving her boy friend Hyuk-geun behind in the greatest sorrow. One year since she died, Hyuk-geun is still waiting for Cha-kyung to come back. Denying the reality, Hyuk-geun builds a fantasy in his mind where he and Cha-kyung secretly share the everyday life. To wake up Hyuk-geun from Cha-kyung's illusion, Cha-kyung's best friend, Gi-ok who was secretly in love with him, puts herself in the same accident with Cha-kyung.
