STARS-170 Pianist sisters targeted by monster middle-aged neighbor Makoto Toda Ruru Arisu

The beautiful pianist sisters Toruru Makoto are famous in the neighborhood. - In order to aim to follow the same path as her older sister, who she admires, she takes piano lessons at home every day. - The neighbor's middle-aged, reclusive NEET man becomes persistently angry at the sound of the piano, and eventually storms into the house where the sisters live. - One day, a younger sister is brought to a man's house and raped. - And the evil hand gradually reaches out to her sister as well.