Long Men Kezhan plot
The film is set in 1457. Eunuchs at court have elevated corruption and extortion to art and are the actual rulers of the empire. To secure their power, they accuse Yu Chin, an honest official, of treason. He is executed and his children are banished to the Dragon Gate, a remote place in northern China. Exile is not enough for the eunuchs, however: they are waiting for the Yus in an inn near the Dragon Gate.....