Late at night, Gi Kang Je and Yu Beom Jin meet for the first time in a strange ordeal dealing with Ahn Byung Ho on the rooftop of Cheonmyung High School. Although they resolve the situation, Beom Jin leaves Kang Je with a little insight into the school. Kang Je starts to notice suspicious things all over the school and gets a little closer to finding out the truth behind the murder. Meanwhile, So Hyun worries over Byung Ho getting bullied in and out of school.