Wordcount: c. 930
Warnings: dub-con, pet play, dark!Sherlock.
Summary: Written for this prompt. There are special parties held at the Diogenes Club for the selected few. The guests, all formally dressed, attend them with their human pets. Sherlock arrives with John who crawls beside him on all fours, naked, collared, and on a leash. Mycroft brings Anthea.
Note: Thanks to mugenmine for beta-ing!
The Dog One