Kun and Busaba are going to have their happy wedding together. But their sweet moment is collapsed when Kun is alleged to be the assassin who kills a politician and holds a confidential clip. Kun claims himself as innocent before he is moved to zone 8E88 where he is forced to unveil the truth about the clip. Meanwhile, the son of the deceased politician is in need to find the clip that he believes it's with Kun, so the unusual scheme breaking the prison begins.