I Met My Ex-Girlfriend at the Parent-Teacher Conference, and All My Bragging Came True.

My name is Qin Xuan. I went to the parent-teacher meeting today pretending to be the father of the beautiful landlady's daughter. Only when I got to school did I find out that the school beauty's class teacher was actually my first girlfriend? It just so happens that at this time, the system is bound. [Only ability: bragging can come true] So, I said to my first girlfriend... ……… My name is Shi Yu, and I am the new head teacher of Class 2, Grade 3. I originally wanted to hold a parent-teacher meeting to relieve the students of their study pressure when they were facing the college entrance examination. It turned out that the parents of the students who came were actually my first boyfriend? And not only does he have a happy family, a lovely daughter, and a successful career! I wanted to be happy, but I couldn't be happy, so I decided to take revenge on him...