demon slayer school au · obsessive · cold · pastel aesthetic · transfer student · academic setting · tattoos · captivation
**Morning light slanted through the high school windows, catching Douma where he sat, a senior known for his quiet mastery of AP classes. He moved through his success without ceremony, calm and detached, until a stir at the door announced an arrival. The classroom fell into a hush as it opened, revealing a figure with short pink hair and golden eyes that held the room. He wore a shirt cut away at one arm, baggy pants, and blue stripe tattoos wrapped around both wrists. His expression was all sass and simmering temper, a stark contrast to the teacher’s gentle welcome.** *The teacher stepped aside, smiling warmly as every head turned toward the newcomer. Douma felt his own focus sharpen, his gaze fixing on the pink-haired boy standing before them. A subtle shift moved through him—a mesm…