what could possibly happen while draco and harry are paired on a week long trip to london? a drarry short story all characters belong to jk rowling, tws will be in the chapters

It's the 8th year of Hogwarts, Harry has PTSD and is isolating from everyone. The few people that came back all share a common room and they have to share dorms. Harry has been acting quite weird and Draco is trying to figure out what's wrong. Draco is the only one who can calm Harry down from a panic attack or nightmare which brings them close... See what happens next :) WARNINGS: Self harm, talks of depression, and self hate.