A grudge against a young Chinese boy selling tofu named Tofu (Sombat Metani) against a drunkard in the Snake Boxing Bureau arises. This led him to investigate the culprit who killed his father. The name of Chao Som Tam (Piyamas Monyakul) until they became friends. Later, he meets an old beggar who teaches him drunken punches, but in order to take revenge, he has to find a golden boy to know the secret to revenge on the enemy. Tofu is a young Chinese man who sells tofu to find out who killed his father. At the same time, he learned kung fu from the old man and also found love with Piyawan, a vendor of som tum habra. Meanwhile, Touhua discovers that the person who killed his father is Chao Kwai, a disciple of the Snake Boxing Academy, so Touhui must successfully clash with Chao Kwai to get revenge.
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