Under a dead sky : JJK

How does a trip to go visit family end up on an island that's surrounded by the dead.

You need to be strong to survive in a world like this, and you most certainly need to not be afraid because when they attack. There is no turning back. Will you manage to make it out of there alive?

*THIS IS ALL FICTIONAL, NONE OF THE CHARACTER IN HERE ARE REAL*

English is not my first language