Liu Jincai, a taxi driver, falls in love with unemployed Wu Li. Wu Li’s parents ask 20 000 yuan to Liu’s family to cover their daughter’s fee for nurse school in a bigger city, in exchange of a promise of marriage just after graduation. Liu’s parents firmly refuse. Despaired, Liu Jincai commits suicide with poison. During Jincai’s funeral, beyond his buddies, his brother Liu Jinbao swears to exterminate Wu Li’s whole family. Wu’s family urgently moved away, Jinbao searches downtown on a motorbike with a knife…