《天天天晴》Stoner, an Australian cop, has been investigating the spread of a mysterious addictive drug that acts like an aphrodisiac and a hallucenogen on anyone who takes it. When his own sister falls under its influence, he travels to Hong Kong to hunt down the man behind the drug trade, the evil billionaire Mr. Chin. At the same time, a Taiwanese officer has also been sent to stop Chin's drug empire. Together, She and Stoner battle the drug kingpin's dealers and henchmen.好朋友米娅和梅尔经营着自己白手起家的化妆品公司过着最好的生活不幸的是他们在财务上陷入困境而化妆品行业臭名昭著的巨头克莱尔提出的巨额收购要约太过诱人这让俩人的终身友谊岌岌可危Krishna是一位武术专家他被有权势及敬畏之组织头领Don所受雇下保护他女儿Roma两人日久生情堕入爱河无奈地两人间之恋爱受Don之反对两人决定私奔但又受Don、另一组织及警察所威胁究竟Krishna和Roma能否以爱的力量战胜所有凶险呢...