On the day the apocalypse came, Su Ran activated the apocalypse cultivation system.
Other people's hard work for a year is not as good as his refining a group of zombies.
Others beat him to death for a powerful crystal, and he ate the crystal like jelly beans.
When others were chased by zombies, he chased the zombies - and refined them to increase his cultivation level.
Zombie virus? Already practiced.
Mutated monster? Already practiced.
Treasures from heaven and earth? Already practiced.
Qi refining, foundation building, golden elixir, Yuanying——
While others are still worrying about a bite to eat, he has already begun to prepare for the tribulation...