Aspiring musical genius accidentally enrolls in an air force recruitment program that launches him on a whole new path through life and across the skies.

Cheng Shu Yang is a promising pilot on paper, but nevertheless dismisses the chance he's offered to train until witnessing Kong Xin avert disaster on his return flight from the academy. After committing to re-enroll, Cheng begins to tackle the long road toward a career above the clouds, navigating the turbulence of this new itinerary from summer drills to coursework and beyond.