Dorm mates (DRARRY)

After the war Harry decides to go back to finish His 8th year at Hogwarts.When he gets there there's only a couple of 8th years that came back some included, Pansy Parkinson, Blaise Zabini, Hermione Granger, Ron Weasley, Ginny Weasley, Luna Lovegood, Neville Longbottom, millicent bullstrode, Seamus finnigan, dean Thomas, cho Chang, Draco Malfoy. and a few others.
Since there where not a bunch of 8th years head mistress Mc gonagall decided instead of Segregating the house the 8th years will share a dorm. two people in a dorm to bond the houses. Harry hoped that he wouldn't have to share a room with Hermione or Ron because he had been struggling with BAD mental health and cut himself off from everyone after the war so he didn't want to deal with there problems and have to explain what was wrong. but what happens when the last person Harry wants to see ends up being his dorm mate?

WARNING ⚠️ self harm, eating disorder, mention of suicide, smut and other sexual content.