After a hard-fought battle against the Holy Knights, the Seven Deadly Sins, along with Elizabeth Liones and Hawk, have finally reclaimed the Kingdom of Leones. They can now live peacefully without any disturbances. Amidst the joyous times of their victory, they face amusing dilemmas like inedible meat pies, unresolved battles, and unexpected stalkers while also experiencing the butterflies of first love. Their carefree days are complemented by true companionship. Nonetheless, the tranquillity comes to an end with the foreboding of a new danger, threatening to bring forth the Holy War and shattering the Sins' peaceful existence.