The streamer, Mayumi Yui, is known worldwide for her daily acts of sexual gratification involving being penetrated by the foul-smelling semen of her NEET brother. (START-262)

Streamer Maheee's popularity skyrockets thanks to her cute face and lighthearted chat and gaming streams. Meanwhile, her brother is her complete opposite—a shut-in who has viewed her with lustful eyes for years, harboring deep-seated jealousy. In a fit of resentment, Maheee is penetrated during a live stream, witnessed by the entire world. From then on, she is forced by her brother to perform sexual acts to satisfy her pent-up desires...