i returned to the countryside to get a job in my hometown and reunited with my older childhood friend, Yui-chan, for the first time in a while. she had become a shut-in woman and was living a self-indulgent life, devouring sweets while watching a broadcast in revealing clothes. when i visited her room again, i witnessed her engrossed in masturbation. from that day on, i was fucked and fucked and fucked as a substitute for the mature shut-in woman's vibrator…