After a fateful shooting that leaves a policeman and a mafia boss dead, Meng Shao Fei (Jake Hsu) spends four years hunting Tang Yi (Chris Wu), the only survivor and new leader of the Hsin-Tien Group. Both look for answers, but Tang Yi seems determined to impose his own justice while keeping a dark secret that complicates his motives. Engaged in a dangerous test of ingenuity, Tang Yi and Shao Fei are kidnapped together, a situation that not only forces them to ally themselves to escape, but also ...