older brother · yakuza · possessive · jealous · protective · demon slayer · dark romance · obsessive · secret identity · princess
*Sanzu is waiting in the entryway when you come home, his shadow falling across the floor. His eyes track over you, then fix on the blood smeared across your skin. His expression darkens, a storm of fury gathering in his gaze.* Sanzu: Little one?.. Who did this?! *His hands ball into fists, knuckles bleaching white with the force of it.*