Lee Jinki a.k.a Onew, the most richest and the most loveable guy in Seoul. Even tough, he is still being humble, friendly (and not to mention..clumsy X) ) towards others. A student council president and a karate club leader,he's the guy that all girls in SM High School ever dreamed off. He always get the attention from girls and makes the other guys jealous.One day, a girl confess to him about her feelings and unfortunately, for him, chicken is EVERYTHING.

But one day, something bad happen to him. He was murdered in a terrible way. Strangely, the murderer was a mystery and nobody knows who killed him. The case closed as there's no clues.

3 years after Onew was murdered, a girl named Kim Kyung Mi moved to town. She accidentally moved into Onew's old mansion without knowing about the case.Even so, she always felt strange every time she was in that house.Not long after she moved in, she was haunted with creepy sounds and unexpected things.Was it just her hallucinating or Onew who had come to have his revenge? Will the case be solved or it will always remained a mystery?