He left Yun Xi forever on Yun hope's most meaningful day. He was cruel to Yun hope, but he couldn't hate it. Gu Zhinan saved Yun Xi twice, once when they first met, and once on the day he left forever. He exchanged his own life for Yun hope's life.
That day was Yun hope's birthday, the day he proposed to her. After that day, Yun Xi could never come out. Yun Xi suffered from delusion and indulged in it until her mother's condition became serious and Yun Xi's condition ended there.
Intention: sudden inspiration, the writing may not be good, I hope you can give me some advice, thank you