Once feared as the 'Immortal Dragon' in the yakuza world, Tatsu has now embraced the challenges of everyday life. While his wife Miku focuses on her career, Tatsu dons his apron, manages their finances, hunts for the best deals, and learns the art of being a dedicated househusband with the guidance of local housewives. Despite leaving behind his violent past, Tatsu's former associates and foes resurface in unexpected ways, now engaging in friendly competition in domestic affairs. Amidst a whirlwind of household chores, Tatsu's unwavering determination shines through, showcasing his commitment to excel in all his endeavors.