Unriddle 2 (Chinese: 最火搭档 2) is a Singaporean Chinese police crime drama which was telecast on Singapore's free-to-air channel, Mediacorp Channel 8. It stars Rui En, Chen Liping, Rebecca Lim, Tay Ping Hui & Elvin Ng as the casts for the second series. This drama serial consists of 20 episodes, and was screened on every weekday night at 9:00 pm. It is a sequel to Unriddle, one of the first sequels in Mediacorp dramas in nearly 10 years. The sequel is also noted for its much darker tone as compared to the first series.[1]