The whole thing involves too much, but if you think about it carefully, the tip of the iceberg really came out 2 years ago, on the first day of my Ph. D. Exam... A man wanted to add me to the interview. Normally I would never add someone like this, but his words attracted me, "Do you know what kind of person Wang Mao is?" Wang Mao is me, my boyfriend at the time, and now my husband. By some strange coincidence, I added him... And the story begins...