“My commands are definite.” That was the well-known quote of the empress that roamed Okiren High. Being the most feared and respected, no-one dares to defy her words. That was until, she moved to Karasuno. Hirano Rei is the brains and beauty any male would've wished for. Her intimidating aura and presence makes her stand-out and feared of. She even managed to become president since she transferred two weeks ago. This is the story of our princess living in a school-monarchy, and it becomes more interesting when she meets Karasuno's volleyball club.