Classic tale with a small twist, isn't it? Bad boy who doesn't behave by the rules is totally in love with the star pupil and center of attention, but will never admit it? Some argue that this was the underlying relationship between these boys, who are constantly battling and bickering.
This is another one of the top ships in the Wizarding world, and for good reason. You can rewatch certain scenes and spot the tension between these two from a mile away, and I mean, from the beginning, doesn't it seem like Draco is kind of, well, obsessed with Harry?