Urotsukidōji: Legend of the Overfiend

Continuing straight after the climax of Return of the Overfiend, Jyaku and the survivors head for Osaka to help the Overfiend after his climatic battle. On the way they find a kingdom where children rule over adults (OVAs 1 and 2). Jyaku's problems are furthered when an old nemesis shows up at the wrong time (OVA 3).