we're three army squadrons! reservoir ranger, tamatsuki me.

With the increasing number of enemies, the men of the squadron heroes became insufficient. The organization formed two and three squadron heroes in an attempt to prevent regular squadron heroes from going out. they're not regular squad heroes. In particular, the three armies struggled against the fighters because of their lack of combat power. At that time, regular squadron heroes are defeated by enemy monsters and the squadron pink is captured by enemies. The heroes of the three armies who stand up to help the beloved squadron pink. Will they be able to help the squadron pink? [HAPPY END]