Lucius Malfoy was dreading the end of the year. One of the most carefully kept secrets of the Malfoy line was that they were part Veela, and thanks to a particularly nasty curse that had been cast during the Seventeenth century, this Veela heritage had affected the male portion of the line in rather unusual ways. He'd gotten lucky with Narcissa, but there would be no guarantee that Draco would be so lucky.
Since it was around the time that Draco would find the one he would be irresistibly drawn to mating for life with, he would be forced to tell his son the shameful family secret as soon as he returned home for the summer.
&!&!&!&!&
As Draco stood in line waiting his turn, he found himself staring at the love of his life. His mate was the most beautiful thing he had ever seen. As he was planning out the life he and his beloved would spend together, he heard his beloved's dulcet voice call out his name.
Fifteen minutes later:
"You know Sonny, that's the most fun I've had since my dear Rupert died." Griselda Marchbanks said after she'd retrieved her false teeth which had gone flying across the room and put them back in. "Unfortunately, you've just failed your Charms O.W.L."