Aisaresugi Confusion

Law student and germophobe Kosuke is ruing the day he started hanging out with his classmate Nozomu. Nozomu constantly glomps Kosuke and gets everything he borrows dirty. The last straw is when he gives Kosuke a porn AV that he's already used! Even though Kosuke's annoyed by Nozomu following him like a puppy, one day, in the aftermath of a certain event, Nozomu suddenly leaves him alone… Is Kosuke actually missing him!?