A new chapter of horror awaits Do min Joon, Balloon and First at the Ghost Mask Festival, a local festival to worship the spirits of ancestors. But the festival of virtue is tainted by bad karma when a mysterious blue-eyed man returns to demand Do to fulfill his promise - but Do cannot remember what the promise is. The past returns to haunt them. The virtue they once made and the sins they once committed will come back to shake their lives. This time, the fear is quadruple.