How to Recognise and Kill a Werewolf by Sirius Black

Found battered and torn, stuck to the fridge in Remus & Sirius’ flat next to a post-it reading ‘Will trade hot sex for milk, please pick some up on the way home. Milk, that is, not hot sex. Oh shut up. –S’ and a photograph of Peter, James and Lily laughing at Sirius’ newly purchased motorbike, 1980