Merlin's secret feelings for Meliodas and the resurrection of chaos to satisfy her heart's hunger are revealed. In addition, the "Chaos Priestess" of the Magic Lake begins to tell the story behind Merlin's actions. The Seven Deadly Sins voice their suspicions that she was plotting against them. In the meantime, Merlin tells us that the awakened Chaos resonates with Arthur and decides to coexist with him, and Arthur is recognized as the "King of Chaos". At that time, Cath, who has always been by his side, becomes a deformed person and attacks Arthur.