A high school teacher meets his match in an over-achieving student politician.

As election time nears, current Triad chairman Lok (Yam) faces competition from his godsons. At the same time, Jimmy (Koo) looks to increase his business relations with mainland China.

Former Police Sergeant Barnes becomes head of security for Senator Charlie Roan, a Presidential candidate targeted for death on Purge night due to her vow to eliminate the Purge.