Love Alert:Captain Cole Turbulence Ahead

To repay a debt of gratitude, the female lead married the male lead—an airline captain. After three years of a secret marriage marked by cold indifference, she discovered that her husband had long harbored an unrequited love for an idealized "dream woman"—who turned out to be none other than her own half-sister. She decided to set him free, but it was only upon their divorce that he realized his seemingly unremarkable wife was actually the renowned aerospace safety engineer he had been searching for all along.