DULL asks MUI to act as a go-between to bring SHING the secret formula for making quality soy sauce. CHIN has kept the large sum of money swindled from KOO in a tin can, but the can ends up in KOO’s possession after many twists and turns. Remorseless of his wrongdoings, HIN smuggles opium inside the chests containing soybean pulps. CHIN seeks to retrieve the tin can and pursues KOO all the way to the pier where they chance on HIN’s smuggling activities. SHING arrives with a team of sheriff officers. HIN takes CHIN hostage and threatens the team to back off. Though SHING is injured in the process, he manages to redeem the money, while HIN is subdued by the sheriff officers. SIN is involved in an affair with KIN’s daughter LILY NG. Spotting SIN’s intimate conversation with FUN, she becomes jealousy of the woman’s advances and seduction of SIN……