Big city cop meets small town big cop in Polis Evo - Combines two contrasting personalities from completely different backgrounds on a mission to take down Malaysia's biggest drug lord. Khai is Kuala Lumpur's finest narcotics inspector. When an old chemistry teacher, is found dead in Terengganu with bags of the same red meth that Khai has been tracking, Khai is sent to the small town to investigate and solve the case. There, he is partnered with Sani, a happy-go-lucky family man proud and satisfied with his life in Terengganu. The reluctant and mismatched pair is made to work together to solve the mystery of the drugs. But the duo soon discovers that this is no ordinary drug case. After a tragic turn of events, their mission becomes increasingly personal. Sani and Khai must learn to work together and to trust each other as they venture into war with a cold-blooded syndicate that would do anything to keep their drug business alive.