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.