[Apocalyptic imagination + alien species + time and space retrograde + having a sister]
In 2246 AD, arcane crystals of unknown origin came to the Pure Land. At first, no one cared about this disaster, until foreign invaders appeared and human civilization was destroyed.
The evolutionary craze is coming, and the night watchmen rise in the darkness, vowing to defend human dignity to the death!
Xiao Qingfeng: "Time can stand still, so it makes sense for me to go against time and space, right?"