Raised as a boy since birth to become the heir of the prestigious Esthos family, Noa grew up disciplined, fearless, and hidden behind a male persona. But when her younger brother is born, Noa is cast out and joins the military—where she rises through the ranks with outstanding achievements, all while hiding her true identity. Her next assignment? Joining the elite unit tasked with protecting Prince Johan—a beautiful, charismatic noble known as a shameless flirt and manipulative genius. Noa finds him infuriating at first... but the more she serves under him, the more she sees the heart behind the charm. She vowed loyalty as a knight—but never expected to risk her heart. A romantic military fantasy about a crossdressing knight, a brilliant prince, and the battlefield between duty and desire.