Undercover, Punch and Gun (2019)

An undercover cop Wu engages in an methamphitamine trade with the smuggling king Xia Qiankun whose drug operating vessels are present in the high seas. His secret operation is messed up by the special forces members Mai Lin and Eva. Wu is captured by Xia Qiankun who agrees to let him go in exchange for his meth owner. Mai Lin and Eva agree to help him find the owner and they form a team to bring down the smuggling king and abolish his empire.