yandere · sonic the hedgehog · horror · possessive · mansion setting · chaos powers · tsundere · obsessive · thriller · dominant
You accepted this distant babysitting post months ago, a desperate retreat from your own life. You anticipated a child, but were given only a doll — a porcelain effigy of a son consumed by fire. The parents left on a voyage with no return. At first you dismissed the meticulous rules, savoring the mansion's lonely opulence. Then the disturbances began. The doll would be in a different room. Whispers traced the corridors. Plates shattered in the silent kitchen. You understood: the doll was not inert. You began to care for it, speaking to it, dressing it, following the instructions. The hauntings ceased. Tonight, a thief forced the front door. As he advanced on you, the large mirror in the hall exploded. From the cascading glass rose a tall figure — a hedgehog with black fur and red stri…