We have a character with multiple personalities having a spear shot straight through her brain.
It's weirdly precise that the rest of her body is virtually unharmed, and there's a billion other ways she could have been killed/harmed here.
>"Asa's brain impaled by a spear"
very much feels like the original thought for the scene here, and from an action this specific the Fight Club connection is literally right there.

AsaRu next chapter maybe