The central mystery driving Shin Ye-eun 's character, Ok Chan-mi, was uncovering who pushed her twin brother, Park Won-seok, out of a high school window. The finale reveals that committed the act, but under severe psychological distress and manipulation.
Once Jae-beom regains his true memories at the stables, he realizes Oh-sung completely manufactured the lie that ruined his life. A final confrontation takes place on the school rooftop involving Jae-beom, Oh-sung, and the vigilante hero (Park Solomon). Park Solomon's School Connection with BTS Members revenge of others ending