Disgaea 2: Cursed Memories

In order to lift the curse placed upon the inhabitants of Veldime 15 years prior, the protagonist's mother attempts to summon the evil Overilord Zenon so that her son Adell can defeat him and lift the curse. Instead his daughter, Rozalin is summoned, and Adell commits to returning her home to her father, as well as to defeating her father when they find him.