This is not a SFW instance. NSFW communities will be tagged, and efforts will be made to keep SFW communities clean, but proceed at your own comfort level.
It’s called 残疾暴君的掌心鱼宠 (Canji Baojun De Zhangxin Yu Chong), English title: The Disabled Tyrant’s Beloved Pet Fish. Here is the link to the English publisher.
SuperWhoLock is apparently a fan-made crossover of Supernatural, Doctor Who, and Sherlock (originating, of course, on tumblr).
If it’s Chinese, it’s not called yaoi but danmei.
Also, @glilimith@lemmy.blahaj.zone is right, that book series actually exists.
It’s called 残疾暴君的掌心鱼宠 (Canji Baojun De Zhangxin Yu Chong), English title: The Disabled Tyrant’s Beloved Pet Fish. Here is the link to the English publisher.
SuperWhoLock is apparently a fan-made crossover of Supernatural, Doctor Who, and Sherlock (originating, of course, on tumblr).