Chu Ke is Chu Xuan's younger brother—in name only.
Because his biological father is the creator of Chu Xuan.
So Chu Ke is Chu Xuan's responsibility.
The main reason is that most of the fanfics I read about Infinite Horror are from a few years ago, so I wanted to write a new article＼(^▽^)/!
Whoring Chu Xuan Da Da (*/?＼*)
Concept: love caused by responsibility