 En route to jail, Inspector Li escapes by jumping from the Tsing Ma Bridge.His girlfriend, Brenda, still hopelessly in love with him, helps him to evade recapture to pursue Jack and the criminal mastermind Ocean in order to recover the diamonds.Unpredictable and easily upset Ocean finds that Jack has double crossed him, in order to ensure compliance he places Jack's wife and his partner's children inside a vacuum chamber to slowly run out of air.