(C95) BB-chan ni Waraware Baka ni Sarenagara Shiko Shiko no Otetsudai o Sarete Saru Mitai ni Koshi Heko Heko shite Buzama Mudashasei Saserarechau Hon | The book where BB-Chan gave me humiliating fapping assistance and forced me to cum in the most pathetic way possible (Fate/Grand Order)