Shiemi Moriyama (杜山 しえみ Moriyama Shiemi) is an Exwire at the True Cross Academy and is training to be a Tamer. Shiemi has straight, shoulder length platinum-blond hair (though her hair is simply blond in the anime), green eyes, and fair skin. Rin Okumura (奥村燐 Okumura Rin) is the son of Satan and the elder, fraternal twin brother of Yukio Okumura. Studying as an Exwire at True Cross Academy, Rin desires to earn a Knight Meister and defeat his biological father. The Precocious Crush trope as used in popular culture. Children having "crushes" on one another isn't uncommon. To most children, loving someone just means .