Toshinori was worried. Not because he now has to look after an ex vigilante in rehab, but because that ex vigilante was a homeless teenager. Nobody should see the things this teenager needed to see. The retired symbol of peace decides to do his best for this teenager and becomes the best legal guardian for the kid he can be. Sounds easy, right? The problem is the kid doesn’t trust anybody. But Toshinori never backed down from a challenge before.