Before he met his muscled master, Fido was still a bratty exhibitionist... except he had an entire school to inflict his insatiable sluttitude upon! (Source: J18 Publishing)

Inran Shounen: Nazo no Bitch Shota to Ossan no Monogatari has been published digitally in English as Degenerates: Mysterious Boys and Muscular Men by J18 Publishing.