Draw The Line (смешанная)

*EXPLICIT PARTS ARE CLEARLY MARKED SO YOU CAN STILL READ THE STORY WITHOUT THEM IF YOU DON'T WANT TO READ SMUT*
When enemies turn to friends and there's still something more, where do you draw the line?
Harry and Draco are both back for their eighth year at Hogwarts and have started the year off with their usual bickering, but when pressure hits and they can't continue to keep fighting how will they take it and how far can they push that line.