It's a day in the life of your average househusband-if your average househusband is the legendary yakuza "the Immortal Dragon"!

A former yakuza legend leaves it all behind to become your everyday househusband. But it's not easy to walk away from the gangster life, and what should be mundane household tasks are anything but!

Tatsu-with Masa in tow-is off to care for the tombstone of Takeyama, the passionate, undefeated fighter who taught him the way of the yakuza before shockingly getting whacked...by a cavity. Little do they know that Takeyama's spirit watches them from beyond the grave. Unfortunately, the visit doesn't go according to plan after Tatsu's loud cleaning gear draws a dangerous crew-ghosts!