>Villain is just an autistic scientist that was so obsessed about the CU, Shadows and Personas that dedicated his entire life to study them
>He neglects and abandon his child in this pursuit
>This child, one of your party members, thought his Persona was his invisible friend
>As the party reach the CU's depths, you find the villain's abandoned lab
>Turns out the villain is long dead and you are fighting his AI avatar
>The AI begs you to stop this madness before its programming takes over and goes all out to kill you