On the afternoon of August 26, A.C.E.'s agency Bit Interactive said, "A.C.E. will appear in the KBS 2TV drama 'Zombie Detective.' The members of A.C.E. will perform zombie dance in the play, and Jun and Chan will play the role of a multi-talented part-timer at a restaurant that is considered an important place in the play, he said.

The drama "Zombie Detective," in which A.C.E. has confirmed its appearance, is a zombie symbiotic human comic drama in which zombie Kim Moo-young (Choi Jin-hyuk) becomes a detective and struggles to find his past with current affairs program writer Gong Seon-ji (Park Joo-hyun).