Series by 渡瀬悠宇

Higuchi Asuka, a determined girl from Hokkaido, moves to Tokyo to find her long-lost father and ends up living with her half-siblings, Manato and Kazusa, who’ve also never met him. As Asuka adjusts to life with the lively Manato and gentle Kazusa, she enrolls in their school, Seiryo Academy, where their father is rumored to be the chairman. Navigating family secrets and her growing feelings for Manato, this heartfelt story blends romance, comedy, and the search for connection in an unexpected household.

On her 16th birthday, Aya Mikage and her twin brother Aki are summoned to the Mikage family estate, where Aya’s touch of a mummified hand awakens her as the reincarnation of the celestial maiden Ceres, unleashing supernatural powers. The family, fearing Ceres’ wrath for stealing her celestial robe, attempts to kill Aya, while Aki collapses, bleeding, revealing his own connection to Ceres’ past husband, Mikagi. Aya escapes with help from Yuuhi Aogiri, finding refuge with his sister Suzumi, who reveals Aya’s celestial heritage. As Ceres intermittently takes over Aya’s body, seeking to destroy the Mikage family and reclaim her robe, Aya struggles to retain her identity. Mysterious ally Toya, employed by the Mikages, emerges, complicating Aya’s mission to save Aki and uncover the truth behind the family’s sinister “C Project.”

Alice Senoh is a high school first-year girl who constantly lives in the shadow of her accomplished older sister Mayura Daidouji and is often seen by others simply as Mayura's younger sibling. She harbors romantic feelings for Kyō Wakamiya, a second-year student and fellow archery club member who begins dating Mayura, leaving Alice grappling with confusion and jealousy. One day, after assisting a talking rabbit named Nyozeka, Alice learns she possesses the ability to use Holy Words, sacred terms that harness life's power, and receives a bracelet marking her as one of its users. Driven by her emotions toward her sister, Alice invokes a Holy Word, causing Mayura to vanish. To save her sister, Alice resolves to fight alongside Kyō as a Holy Words user against emerging dark forces.