Once I Dreamed of Orion

Introduction: Lyra Donovan, wealthy heiress and Aurenya Arts Academy graduate, joins her father's corporation at her parents' request. Orion Harding, her childhood companion whose family has long-standing ties with the Donovans, intends to marry her.
After Luna engineers a car accident killing her own parents, she manipulates her way into being adopted by the wealthy Donovans. While working alongside Lyra and plagiarizing her artistic ideas, Luna secretly plots to eliminate Lyra and claim everything, including Orion. But fate intervenes with a second chance: Lyra is reborn.