Krampus is based on an ancient legend about the figure of Santa Evil, known as Krampus, who will be out to punish naughty children at Christmas. Krampus will focus on Max (Emjay Anthony) and his family who meet to celebrate Christmas. The meeting, which should run full of joy and peace instead ended up with squabbling children. Annoyed, Max tore his letter to Santa. Disastrous beginning to appear. Without them knowing it, a quarrel on Christmas Eve has unleashed ferocious demon dubbed Krampus. Can Max and family safe from the pursuit of the devil?