Clara is the biological daughter of her family, but her parents and brothers always blindly favored her adoptive sister, Emily. After years of torment, Emily finally murdered Clara at the age of 24… but now, Clara has the chance to be 19 again. In this life, Clara vows to never again be victimized by bullies. Though her brothers find out the truth from Clara’s diary, which plunges them into regret, it’s too late - Clara’s long past forgiveness.
Betrayed by her husband Ethan, Celeste is reborn on the flight where her fate was sealed. Armed with past-life memories, she prevents a critical delay, saving the brother of billionaire Lucas and clearing her own name. Joining the airline's headquarters, Celeste rises through crises with her brilliance, becoming director and heir apparent. Along the way, she unmasks her ungrateful protégé Emily, delivers justice to her enemies, and ultimately finds both success and clarity in a world of shifting loyalties.