Marissa Thornton, taken from the orphanage, had always longed for family love. However, due to her parents' and siblings' bias and favoritism, she was constantly ignored and isolated at home, leading to a stomach illness. Beatrice Thornton, the adopted daughter of the Thornton family, swapped Marissa's medication for vitamins, causing Marissa's condition to worsen into stomach cancer. Yet, the family believed Beatrice's words and thought Marissa was faking the illness to gain sympathy. In the end, Marissa was framed by her adopted sister, kicked out of the house, and cruelly murdered. In her final moments, she encountered Sebastian Langley, the only person who extended a helping hand to her in this life.
Reborn, Marissa quickly severed ties with her family and focused on herself. To repay Sebastian for his help in her past life, she used her second chance and talents to develop new drugs with Sebastian and her friend Eliza Adams, bringing down the Thornton family and Beatrice. Ultimate
