Four friends make an oath sworn in blood to commit suicide one night, but the next morning only one is found lying dead on the school grounds. Rampant speculation about the nature of the incident races among the student body, but the three surviving friends are tight-lipped about any of the details. However, when the victim's sister begins searching for answers, the plot as well as the survivors begin to unravel. Even so, the reason for the suicide remains cloaked in mystery, but its true meaning revolves around a blood bond of another kind. Written by d_smojver

A horror movie about the mysterious happenings that happen to a pair of sisters after watching an unidentified video. Directed by Kim Tae-kyeong, Park Bo-yeong plays Se-hee who tries to save her sister Jeong-mi, her boyfriend Joo Won and Kang Byeol plays the sister.