An adventurer named Quem is the first person to step foot inside "Heaven's Ladder" in 500 years. But not long after, she's cursed by a strange, shadowy monster. Now she must reach the top of Heaven's Ladder, and hopefully, break the spell.

An adventurer named Quem is the first person to step foot inside "Heaven's Ladder" in 500 years. But not long after, she's cursed by a strange, shadowy monster. Now she must reach the top of Heaven's Ladder, and hopefully, break the spell.