She was someone who had always been like a mother figure to me, but after accidentally witnessing her masturbating, I found myself constantly thinking about Reiko. Every time we hang out, she seductively teases my cock with the skill and charm only an older woman can have. I overheard a friend who secretly spied on her say he was actually invited to have sex, and now I'm increasingly anxious—what if she decides to take my virginity next?