Despite it being a rare day off, her husband, a shut-in NEET, has been glued to his games and the internet all day, leaving his wife exasperated. He constantly masturbates to relieve his sexual urges, so their intimate moments have become a distant memory. When she confides in her mother, Chisato, about this predicament, Chisato confidently assures her, "Leave it to me," and heads to her husband's room. She seductively shakes her voluptuous body, teasing her son-in-law who can't take his eyes off the monitor. Her out-of-this-world erotic power escalates, eventually captivating her son-in-law's gaze.