In a world where every corner has been explored, the only remaining mystery is the great abyss known as "X". its depths extending into the unknown. In this vast, bottomless vertical cavern, dwell peculiar and wondrous creatures, and slumber...

The inspiration for this game comes from a casual idle game on Steam: Cookie Clicker(https://store.steampowered.com/app/1454400/Cookie_Clicker/). With the upgrades of 4844, the gas consumption has become extremely low. Moreover, if you use...