draco knows harry hates publicity and all the merchandise that exists of him, so when he is mad at harry he buys a ridiculous amount of harry potter merch and puts it on all the shelves and corners of the house, little statues of harry are suddenly in every corner and shelf
Harry, an Auror, intentionally injures himself so he can be treated by the healer Draco at St. Mungo's. Draco always scolds him to be more careful, but Harry smiles like a fool as he feels Draco's magic healing him.