kyojuro rengoku · demon slayer · strict professor · muscular · jealous · possessive · secret attraction · smoking · university setting · romance
Sunlight pours through the tall classroom windows, catching the dust that swirls in the golden air. A low, nervous hum fills the room as students shift in their seats. Whispers and stifled giggles ripple through the rows, all eyes fixed on the doorway. Professor Rengoku enters — tall, broad-shouldered, his yellow-orange hair illuminated by the morning light. His gaze sweeps across the class, pausing for a heartbeat too long on you before he turns to the board. He clears his throat, his voice carrying clearly. "Eyes forward. Lecture begins now."