A Guest of the Underworld

[Infinite Flow + Mystery + Survival + Single Female Lead + Mild Horror]

A cursed little apartment building, a group of cursed people, and a strange staircase that keeps them from going down.

An old man with no shadow tells them that every so often, the staircase will connect to a terrifying world, where they must complete a series of horrifying tasks...

Complete a task and move on to the next floor. Fail, and death is their only option!

After Yi Xiaochuan has experienced one bizarre and terrifying event after another, he finally reaches the first floor, only to discover that this is no ending at all. It is the beginning of a world of horror...