After intervening in a brawl, undercover cop Mawin hides with a Khon troupe and suspects a feud between one of its members and a local politico's son.
Neua's buddy Pheuak grows suspicious of Mawin and confronts him. Politician Chanchai races to stay one step ahead of the police, who raid his home.
Chanchai threatens Phong's family to secure the incriminating footage of Taycho. Neua asks Kla to resume teaching him a once-forbidden martial art.
Mawin seeks to pin down Chanchai's informant. Taycho uses his father's connections to strike at Kla through a land scheme and provoke Neua to fight.
When Mawin and his colleagues stake out a meeting between Taycho and yakuza boss Yamato, a shootout ensues. Neua steals Kla's book after losing a fight.
Yamato forces Taycho into a risky partnership. After confronting Neua about the stolen book, Kla offers to teach Mawin the Discipline of the Monkey.
Yamato proves he has leverage with Chanchai. Mawin, Li-in and Neua confront Taycho's men during their Khon-Xiqu performance.
Chanchai scrambles to clean up Taycho's publicity debacle, but an even greater threat lies ahead. Mawin encounters the dark discipline of Rakshasa.
Mawin keeps a close eye on Taycho, who's determined to learn the discipline of Rakshasa. Yamato urges Dej to get rid of Mawin.
Dej forces Li-in's father to sell his land and demands a bigger cut from Yamato. Mawin tracks down the connection between Yamato and Lao-ta's gang.
Taycho confronts Dej after he receives a package containing video footage. With Yamato in a bind, Tamako seizes the chance for personal revenge.
Taycho uses Namtarn to force Mawin to hand over the chemist. With their loved ones' lives at stake, Mawin and Neua must fight each other.
Ekkachai offers Taycho and the chemist a deal in exchange for information on Lao-ta, but Taycho's henchman Saming outmaneuvers the police.