His Skill's Poison Can Stack Infinitely,Killing One Monster Increases His Poison Power by 1,No Limit

What the story is about

In a world where people awaken special classes, Su Chun becomes a poison mage whose poison can stack without limit and grow stronger with every monster he defeats. Armed with swarms of summoned creatures and a powerful system, he challenges the Tower of Babel and quickly draws attention at the elite academy.