"Is it okay for me to be your first partner?"Nanaho, who is usually an office worker and lives in the same dormitory as the daughter of the dormitory mother.She's older, but cute, and admired by all the dorm students.By chance, she decided to take care of her and teach her about her studies, but that's not all...The lips of Nanaho-san, who kissed her, were soft, and that alone made me feel full.Even though she was unscrupulous, I became a gingin, and I shot with her mouth.Drunk Nanaho bursts into my room in the middle of the night!I was pressed harder than before, and I was in my mouth again.In order to settle this ambiguous relationship, I decided to confess to Nanaho-san, who came to make me a late-night snack... How did my "first time" go?