Cinder, an ashen-haired orphan, was treated as a filthy ash and forced into slavery, living a miserable life. Her only companion, a small bird named Sim, offered her solace. Then one day, news revealed that Cinder was the descendant of the "Goddess of Light" and the only daughter of the Iljesta family! Thus, Cinder became the daughter of the Marquis overnight. Freed from the torment of her past and living a different life, Cinder gradually regains her self-esteem as she takes on the name "Lumiella" (Light). Embarrassed by her first "family," she finds love among her kind older brothers, and her life as the Marquis' daughter begins...!