After reclaiming the Kingdom of Leones from the Holy Knights, the Seven Deadly Sins, Elizabeth Liones, and Hawk look forward to a well-deserved period of tranquility. Amid encounters with unappetizing meat pies, unresolved conflicts, unwelcome admirers, and the blossoming of affection, the Sins and their companions enjoy a carefree and joyous respite. Yet, this idyllic interlude is disrupted by ominous omens hinting at an impending Holy War, jeopardizing the serenity of the Sins' laid-back existence.