Name: Reflection
By: OwlsWithFins
Description: Harry wakes up in Draco's body moments before he's supposed to take the Dark Mark. When they switch back, he assumes things will return to the way they were before. It turns out it's a lot harder to hate someone after taking a walk in their shoes.
Link: https://archiveofourown.org/works/7267186/chapters/16500844
