Episode 6

After Sayo’s death, her younger sister Hana joins the Academy as a potential Element, carrying a promise not to harm anyone except the person she loves most. As Hana’s feelings turn murderous toward Momohime, Momohime offers to take Sayo’s place, while the others question the danger of that arrangement. Hana decides that fighting beside Momohime in Aquarion might help her control the urge to kill her.