In the mystical land of Lanistra, a fearsome demon named Isharul once wreaked havoc, threatening to annihilate everything it touched. Thanks to the courageous Princess Atsuki, Isharul was ultimately vanquished, but not without consequence. As he disappeared, Isharul cast a dark curse over the realm: anyone who succumbed to the seven deadly sins with great intensity would fall into the clutches of demonic possession.

Players embark on an epic quest alongside Kenshi, a skilled demon hunter determined to rid his homeland of this persistent evil. Accompanied by his brother, a demon cat yearning to reclaim his original form, they traverse the treacherous landscapes of Lanistra. As Kenshi battles wicked beings and encounters corrupted souls, he must uncover the secrets behind the curse and face the consequences of sin.

Will they discover a way to lift Isharul's curse and restore peace to Lanistra? The adventure awaits in Sins of the Demon RPG, where choices matter and every decision could lead to salvation or damnation.