A stranded alien soldier named Keroro moves into the Hinata household in modern Tokyo, his grand plans for world domination repeatedly derailed by the unpredictable rhythms of everyday human life. The series blends absurdist military parody with genuine warmth, as Keroro and his platoon slowly build real friendships with the family they once intended to conquer. Fans visiting Tokyo will find nods to the show's suburban domestic settings scattered throughout the city's otaku culture spots.