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 o