Gema, a high-ranking bishop loyal to Grandmaster Nimzo, plays a pivotal role in his master’s quest to breach the Demon World. Ruthlessly efficient, he abducts Mada, the protagonist’s mother, exploiting her Zenithian bloodline to fuel the ritual for Nimzo’s liberation. When Mada’s husband, Pankraz, attempts her rescue, Gema murders him and cruelly enslaves both the protagonist and Prince Harry, subjecting them to a decade of forced labor.

Following their escape, Gema’s ambition drives him to capture Bianca, another descendant of Zenithian heritage, using her as leverage to coerce Mada into divulging the incantation needed to unseal the portal. Defiant resistance from the protagonist and Bianca leads Gema to petrify them, coldly advancing his schemes. His machinations span generations, culminating in a climactic confrontation where he absorbs Mada’s latent power to finalize the portal’s activation.

In the decisive battle, Gema faces the protagonist and Alus—the destined Legendary Hero—who overpower his generals, Kon and Slon, before delivering a fatal blow. Though Gema’s demise unleashes the portal, its catastrophic potential is ultimately averted by external forces. His legacy ends as a catalyst for chaos, his plans collapsing despite the fleeting success of his death’s final gambit.