How I, a Third-Rate Writer, Became a Legendary Investigator

(Cthulhu Mythos setting) (One female lead) (The author's mental state is fine (just about to go insane)) (Mystery (probably?))

"Why do you want to become an investigator?"

"I'm broke."

"What do you have to say about this job?"

"Don't take it."

"What do you have to say to your girlfriend?"

"No comment."

"How did you become a legendary investigator?"

"If I told you, your mind would break."

"Finally, sir, may I ask your name?"

"Katherine Mantianxing, a legendary investigator on par with Randolph Carter."