YC In 2012, an extraterrestrial virus invaded the earth.
Ning Yiting, who was traveling around the world, was involved in a disaster in a foreign country.
"Why is it a cliché plot like zombies again? Can you dig out the crystal by blowing off the head? I've already seen the ending!"
Wait, why are there no crystals?
"... Actually, the crystal is in the knee."
"Not even in the knees."
"... Do you really believe it?"