(A different world + Cthulhu + decisive killing + multiple female protagonists)
"Ye Huanyu, you are a minion of the evil god. It's useless to quibble. Just plead guilty."
"What you said is not wrong, but I am not a minion, I am the evil god."
"If you confess, you will be given leniency, if you resist... What? What did you just say?"
Facing the interrogators, Ye Huanyu revealed his indescribable true appearance...
This is a story about an evil god who wants to have a happy ending