Series by ソウマトウ

In the mysterious Shadow House, a grand mansion shrouded in secrets, the faceless Shadow family lives alongside their Living Dolls, human-like servants who act as their "faces." Emilico, a cheerful and curious Living Doll, is assigned to Kate, a reserved and enigmatic Shadow. As Emilico navigates her duties—cleaning soot, attending to Kate, and learning the house's strict rules—she begins to uncover the mansion's hidden truths and the nature of the Shadows themselves. Alongside other Dolls and their masters, Emilico and Kate's bond deepens, revealing mysteries that challenge their roles and the house's dark legacy.

In a grand, isolated mansion, young Coco lives a seemingly idyllic life with her beloved black cat, Kuro. Their days are filled with playful moments and quiet companionship, but beneath the surface, an unsettling mystery lingers. Kuro is no ordinary cat—his strange behaviors and otherworldly presence hint at secrets Coco has yet to uncover. As the bond between girl and cat deepens, Coco begins to glimpse the hidden truths of her world, where the line between the ordinary and the supernatural blurs.