Mitsuki, an old classmate and also my first love, she is extremely pure and innocent, she always studies hard. We also broke up to go to university, both becoming students. One day we had a date to review old memories, have a good night of drinking, she went with her best friend and so did I. I have a new friend, I was very excited to meet Mitsuki again, to see how she is now, but in the end I was extremely disappointed to see that she had changed a lot, from a girl. The shy girl has now become perverted, she told me she had sex with nearly 100 people, it was horrible. And then right in front of me, she had sex with her best friend…