Circular Convention

A serious accident happened in the school, Zong Luofeng escaped from being hospitalized due to his illness, but his friend Lu Yun and his crush Chen Yao died unexpectedly. He has gone back, when all the tragedies did not happen and he get to meet everyone once again… This time, will he be able to change the tragic ending? [Original Webcomic](https://www.kuaikanmanhua.com/web/topic/15250)