A young boy is saved by firemen in a fire. His name is Daigo Asahina. Now he's a grown-up and has recently received his credentials as a firefighter. He has wanted to become a firefighter like the hero who saved him from the flames. But the firefighting brigade he is assigned to is the so-called "Me-Gumi", which is the nickname of the Medakagaoka Fire Brigade, and which, at first glance, seems to
