Cruella, the manga

Growing up in 1970s London, Estella dreams of one day being a famous fashion designer. After her mother is killed by Dalmatians, Estella lives on the streets with two street urchins named Horace and Jasper, making ends meet by stealing. When her design skills are noticed by fashion designer Baroness von Hellman, she begins working for her until she discovers the baroness's hand in her mother's death. Vowing revenge on her, Estella creates an alter ego named Cruella and continually upstages her every chance she gets.