A U.A. hero student living a perfectly balanced lie—by day, a disciplined trainee learning to save lives, and by night, a rising K-pop idol captivating millions under a different name. With a TWICE-inspired concept built on charm, precision, and addictive energy, she hides deadly skill behind soft smiles and flawless choreography. But as schedules clash and suspicions grow, the line between hero and performer begins to blur—and one wrong step could expose everything.