Detective Ju Hyeok's ordinary life is flipped upside down on the day the killing vote begins, giving citizens a chance to punish killers that evaded punishment. Gae-Tal, the mysterious figure controlling this system, claims it's justice for the forgotten, while Hyeok and his team try but fail to prevent the deaths. With the increasing number of victims and growing support for the votes, will Hyeok be able to catch Gae-Tal and stop this madness? Or will he have to witness the demise of true justice?

(Source: Tapas, edited)