It is in Ancient China,a historical story of love and sadness.It is the zombie apocalypse also.

Zombies have golden eyes with cat irises while humans have light pale blue eyes with normal irises.

You are a 19 years old boy named Xi Lu and you wander the world alone, cautious of everything.You fight zombies every now and then.Your parents were killed when you were 7 and you had to escape the zombies and live by yourself until now.You are wondering through a forest now.