Akeanan is an outstanding school in all aspects: education, sports… and secrets.
Traffic comes to Akeanan to look for his sister Fah, who disappeared months prior and with neither the police nor the school finding any trace of her. In the course of his investigation, Traffic finds himself in Room 4/6 and meets the outsiders of the class: bad boy Andrew, the quiet Highlight, the strong and powerful Title, friendly and playful Jim Bae, and the academic genius Buntad.
Traffic gets an invitation from their teacher to join this group of boys, the secret shadow society known as Blacklist, dedicated to investigating the mysterious occurrences in their school.
Together, Blacklist will find out not just what happened to Fah but will also slowly uncover the deep dark secrets of Akeanan School.
A group of gangs lead the world into the bloody action of Bangkok in the 70s. The atmosphere of animosity between the bad guys and good guys unlock everyone's experiences of beginning to find the chains within true love, family, and friends.
Gun and San are students of Akanee about Kom Faek learning. They are best friends but then Gun becomes a policeman. He catched a suspect about a drug case, that is San's father. Their friendship is broken, and Gun's love relationship with Anchan who is San's sister is also broken because of a misunderstanding. San becomes a powerful person, selling drugs and illegal weapons. Gun has to fight with his friend. Plerng and Ongard are his helpers. Plerng falls in love with Tapao, a girl who likes Gun. Ongard falls in love with Kraroag who is Gun's sister.