Control

Ace and Holly Cresswell are both lower-ranked Nobles, and have lived their lives beneath their father's shadow. Their father, Kirian Cresswell, is part of the group of the Aetheria's strongest mages: the Heart. Up until now, they've lived fairly peaceful lives. Everything changes, however, when a chaotic trio who works with Kirian shows up! Apparently, their home is in danger!

The siblings are determined to surpass their father and prove their critics wrong! What kind of adventures will these siblings get up to? What mysteries will they uncover on their road to becoming the country's strongest mages?