あらすじ
Orthos, the first prince in name only, is shunned by the Queen because of his origins. Constantly targeted, he survives an assassination attempt inside the royal castle thanks to the protection of Elini, a mage from the national army. Although their lives were saved, both fall into a state of "Kekkon" (Soul Deficiency); they lose their shadows and will lose consciousness if they are more than four steps apart. Along with Jella, Orthos's only ally and friend, the three set out to repair their souls, but— A Fantasy Love Story woven by a transparent prince and a mage girl who has never smiled!