Tracing back the girl’s last day, we get closer to the truth.

On a dark stormy night, a young witness to her father’s crime disappears on an island leaving her shoes on the cliff and her last will in her house. Due to the bad weather, a body has yet to be found. In the absence of the body, the case cannot be closed, but is simply dismissed as suicide. Detective Hyun-soo heads to the island to investigate the mysterious death of the girl.