The third part of the training book, Chapter 1, Bullying Concierge, Riho MATSUOKA
The first chapter of "Matsuoka Riho" Kyokyo Trilogy is "Bullery Correction!" Riho who came to live with Tamura .... Tamura asked a man to teach Riho to a woman he liked. a squirrel that is bitten by a ballgag and caught in a table... in the end, you'll even get urinated in your vagina!