"If I had thought of our appointment and returned to meet her, would those things not have happened? But... but if I did this, who would come to look after my mother?"

　　He still remembered that he had planned to ask for leave, but his mother forced him to go to school. The next day he returned to school, he did not see Tong Siqi. Then... Tong Siqi asked him to meet in the small hill where he bid farewell to his first love.

　　He had not figured out why she ...