Harry Potter and the Poison Pen (слэш)

Summary: Four years ago, Harry Potter saved Severus Snape from Azkaban – and proposed to him. Rejected and tired of chasing Dark Wizards, Harry has spent the last three years travelling. Now he’s back in England, and Minister for Magic Shacklebolt has a job for him – find out who is behind the pranks and poison pen letters besieging Hogwarts. Headmaster Snape reluctantly agrees to let Harry investigate. Will Harry find the person behind the pranks? And will he win the heart of the man he still loves? Or is he doomed to fail in both endeavours?
A/N: This story is based on the plot of Gaudy Night and as such, it incorporates similar dialog and situations from both that book and from Strong Poison. Copyright infringement is not intended.