Maybe they were classmates, maybe good friends, maybe close friends. Qin Xiao had never thought about other possibilities between himself and Lin Su, so when the other party showed his feelings to him, he hurriedly avoided them. Things in the world are impermanent, and they were judged to be over when he didn't cherish them, but they also left the opportunity to come back. There are too many regrets and misses in life. This time, maybe we can spend this life together. After we say goodbye, we will meet again. There is no scientific basis for this rebirth article. It is a medical student's love history. If there are any mistakes in it, please laugh it off.