Aliens replace middle-aged Inuyashiki's body with a combat robot. He uses it to fight high schooler Shishigami, who's using the same power selfishly.
Elementary school student Hotaru Ichijou has moved with her parents from Tokyo to the middle of the country. Now she must adapt to her new school, where there are a total of 5 students in the same class who range through elementary and middle school ages. Join their everyday adventures in the countryside.
A lethargic student dozes through class, activities and pretty much everything, frustrating his best friend but attracting the affections of others.
