Soft hands pulled him into a tender embrace. The younger man caressed his neck. After a few minutes, Harry whispered. "Thank you for the swim, and ... just thank you." When they pulled apart, his master kissed him again. More a brush of lips than an actual kiss, but infinitely more precious. "I'll be back tomorrow. Tom wants to go over my last essay. I swear this man is a slave-driver; worse than McGonagall." Only when Severus nodded did Harry disappear.