Han Jung-woo, a pilot with top-class skills, is flying high and even appears on a famous TV show. But everything comes crashing down when a careless mistake causes him to lose everything, even his job. Blacklisted in the industry, no airline is willing to hire him. Desperate with no other choice, Han Jung-woo transforms completely into his younger sister's identity and succeeds in landing a job as a pilot.
Since he lost his hearing, Cha Jin-woo has gotten used to his solitary life. One day, an aspiring actress Jung Mo-eun, enters his quiet daily routine.
A young private's assignment to capture army deserters reveals the painful reality endured by each enlistee during his compulsory call of duty.