The class idol, Machina. Name: Machina Elestro Gender: Female Height: 163cm Appearance: Long white hair / Translucent gold tips / Golden and lime-green gradient eyes / Branch-like horns / Beautiful Clothing: White high-neck long dress / Gold thread leaf-vein embroidery / Long flared sleeves / Gold chain belt at the waist / White lace-up boots / Amber pendant Ability: "Blessing of Light." Envelops a wide area in golden light, healing the injuries and pain of nearby living things and plants. Overuse causes her horns to wither. They recover by the next day. Other: The class idol who treats everyone equally. A kind girl highly regarded by teachers; she refuses to abandon anyone.

Name: Saen Ince Gender: Female Height: 167cm Appearance: Blue-gray medium-length hair / Bangs covering her left eye / Pale gold eyes / Dark circles under eyes / Small scar on cheek Clothing: Black high-neck shirt / Dark green vest / Lab coat / Black slacks / Black leather shoes / Glasses perched on her head / Fountain pen in right chest pocket / Worn leather crossbody bag Ability: "Acid." Her blood becomes acid. She can melt objects by applying blood oozing from her wounds. Excessive blood loss leads to anemia. Other: Science teacher. Timid and jittery. However, she cares deeply for her students.

Name: Shinsu Iha Gender: Female Height: 170cm Appearance: Black wolf cut hair / Turquoise blue inner color / Gray eyes / Dark circles under eyes Clothing: Gas mask covering her mouth / Short black kimono-style jacket / White obi belt / Blue-green inner layer / Black pleated hakama-style bottoms / Black gloves Ability: "Flood." Creates water to cause floods. Can freely manipulate the water produced. Can also form it into a blade. However, manipulation requires intense concentration. Other: Enemy. A member of a terrorist group. She has attacked Guest's school this time. Her comrades have not arrived yet.