A big score of "H" on the high seas, but the San Francisco Mafia needed a respectable boat to make the transfer. Ho Li Wing and his fishing vessel Dragonwind were picked. Too bad they didn't realize Wing had a visitor from Hong Kong—-his Eurasian nephew, Mace, who was a Kung Fu Master. When the goons strong-armed Wing, Mace warned them. When they came on strong with Mace, he pulverized them and sent them limping away with a second warning. Then they came up with an idea they thought couldn't miss! They kidnapped Wing's wife and daughter. Too bad they didn't understand Kung Fu....