Hosaka-San to Miyoshi-Kun保坂さんと三好くん; Hosaka-san and Miyoshi-kun

After being hit on and picked up by the older Hosaka, Miyoshi starts to find a liking to their easy-going relationship; however, on Christmas, just before the entrance exams, he was given a house key and when asked "When you become a college student, how about you move in with me?" Due to various anxieties, they lost contact with each other. 8 months later, the two reunite--!?