Continuing the story of 'Long Long Time Ago' series, the fourth film is set in 1988 general election year, as Ah Kun become dissatisfied with the government policies, he decides to form a new opposition party. In order to compete for seats in the GRC where he lives, Ah Kun teams up with Osman and Shamugam to form a new opposition party named C.M.I, in order to contest in the general election. As the campaign gets more intense and the election day approaching, how will everyone and their families' story goes?