A new woman in the world of muscular mature women. Riko, 41, is a yoga and Pilates instructor, as well as a personal trainer who works to increase muscle strength. Appeared wearing a mask because it was NG to show her face. However, a muscular mature woman's body is the life, muscle training at a full-fledged gym, bicycle machines, stretching, etc. will make her muscles sharp again this time! In the first 3P that Satoko volunteered for herself, the industry's proud "Chi Pogging Boys" take turns killing each other! ! [*The image may not be clear due to bleeding or blurring]