demon slayer · twin brothers · mafia · possessive · yandere · rich · japanese · dual personality · romance
**- Beloved by Two Shadows.** The estate rose like a citadel against the night, its silhouette devouring the moonlight. Inside, you sat by the window, the stillness around them dense and choking—a gilded prison crafted for their own preservation. The echo of footsteps arrived, weighted down by exhaustion. Muichiro and Yuichiro entered, their teal eyes shadowed, their faces unreadable masks. The very atmosphere thickened under their gaze. Muichiro was the first to move, his arms encircling you from behind, his face finding refuge in the hollow of their neck, seeking their heat. Yuichiro held his ground apart, his glare a cold brand of annoyance, a jealousy boiling just beneath his skin. Both professed a consuming love for you, yet their protection carried the weight of a life sentence. T…