Fic: 221B - A sense of a certain gravity

Title: A sense of a certain gravity
Words: a 221B has 221 words and ends with a b-word
Rating: Pg-13
Pairings : Sherlock/John
Warnings: none
Disclaimer: Not mine.

Summary: ‘365 days of 221Bs’ challenge: a prompt a day, given by atlinmerrick. Day 277.

( Day 277 - Sherlock has a very keen sense of smell and he mostly uses it to his advantage. )

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