SSIS-204 In the middle of the day, Tsubaki Sannomiya, the most dangerous mistress who turns me into a pervert and sadist in an instant

I met her as a business partner, and at first I didn't like her because of her formal demeanor. - However, I was drawn to her cheerful and smiling appearance at a drinking table, and one day, I got drunk and fell in love with her bewitching atmosphere, and I crossed the line... - Strangulation, restraint, deep throat... The masochistic girlfriend was the most convenient sex friend to let out the stress of everyday life. - However, I was turned into a sadistic woman who was more beautiful and erotic than anyone I had ever met, and I fell in love with her to the point where I felt like I could throw everything away...