Cleansing

"... I'm detoxing." John didn't know if he was being thick or if Sherlock was trying to admit something to him. "From what?" he asked. "The morphine, John, obviously!" Sherlock swept to his feet, burgundy dressing gown spinning out around him. [Set in HLV, between Sherlock leaving hospital and Christmas. Rated M for material and occasional swearing. Trigger warnings as such.]