You guys being moralists is wild, considering the hentai some you probably read. The father exists to be revolted against. Especially in a decaying town forgotten by industry. Sacrilege is what is sacred, you can only access the sacred through complete annihilation. That's why eschatology exists. Liberal morality is a desire producing machine, he'd rather confront his emptiness and die than remain a consumer chasing after some parasocial esoterica.