Calamity LevelingWǒ yǔ Zāi'è Yìtóng Shēngjí; 災厄レベリング; Rising with the Monsters; Calamity and I: The Dual Ascension; 我与灾厄一同升级; I Escalated With Calamity; Calamity Leveling

A hundred years ago, “Mostro” began invading Earth from a mysterious otherworldly space that suddenly opened. During the long battle, humans with special abilities emerged. They came to be known as “Heroes” and fought against the Mostro to protect the world…