Jaejoong is deeply in love with the ever caring and kind-hearted Seohyun. His whole life suddenly shattered into pieces when his beloved Seohyun died.  Years later,  Jaejoong learned that his girlfriend’s heart was donated to a person who was in urgent need of a heart transplant that time. Still missing his girlfriend and wish to reminisce his lover’s memories, Jaejoong sets himself in finding the recipient of Seohyun’s heart. Will he find the remnants of Seohyun or discover a new love blossoming with the person who has his late lover’s heart?