: Initially reluctant, her perspective shifts when the club captain, Jun Kuramochi, takes her on a flight. She becomes captivated by the experience of soaring through the sky and discovers a "blue thermal"—an updraft that occurs under a clear blue sky that can push a glider higher .
: The brilliant but pressured captain of the Aviation Club who sees Tamaki's potential.
: A former volleyball player who initially hates being "too sporty" but turns out to be a natural genius at piloting gliders. Blue Thermal
follows Tamaki Tsuru, a college freshman who moves to Tokyo with a simple goal: to leave her "athletic girl" persona behind and find a sparkling fairytale romance . The Storyline
: Unable to pay for the expensive repairs—estimated at two million yen —she is pressured into joining the club as a helper to work off her debt . : Initially reluctant, her perspective shifts when the
: Tamaki's older sister and a champion glider pilot from a rival university who remains cold toward Tamaki due to family history.
: The story tracks her growth as a pilot, her rivalry and eventual reconciliation with her estranged sister Chizuru, and her realization that her true passion lies in the open skies rather than her initial shallow romantic goals. Key Characters : A former volleyball player who initially hates
: During a tennis club tryout, Tamaki accidentally hits a tennis ball that damages a glider belonging to the university’s Aviation Club.