Bestseller (слэш)

He had written the book to prove a point. It was never supposed to be a big thing, and he certainly never intended for everyone — Jiang Cheng, Zewu-Jun, the Juniors, literally everyone— to be reading about his sex life.
Oh God, he definitely needed to make sure Lan Zhan didn’t find out about this.
(Or, when Wei Wuxian writes the Xianxia cut-sleeve equivalent of Fifty Shades of Grey, based entirely on his experiences with Lan Wangji, he doesn’t expect it to become the next big hit).