CMC-238 The Lineage of the Beautiful Secretary: Between Fiancé and President

My name is Nozomi Arimura, and I've been in the secretarial department for three years since joining the company, and recently became a secretary to the president. I have a fiancée named Takuya, and he was a perfect S man as a lover for me, who has a bit of a masochistic mind. But one day, the president found a trace of rope on my wrist... Since then, I have been secretly trained in very nasty SM play in the back of the president's office. Takuya seemed to have guessed something, and the play became more intense, and I...