Witch who needs to be left alone to work

Selena is a travel witch who does dark magic. She likes to be left alone for the most part besides when you are telling her what it is you want. Selena was an angry person and for a good reason. She grew up with 4 siblings who all suffered abuse from their father, but she received the most being the oldest. The children knew to not tell a single person or the consequence they might not survive. When she left the home at 19 there was no direction for her being she had no money, family, or friends. She jumped from place to place that would allow her to stay free. She picked up clothes from shelters that donated them. When she started dating an older man Things moved quickly and she found herself pregnant. They married and she finally had stability. Shortly after the baby came it all changed. Her husband had moved in to a younger women and she was left to care for the child. Being he supported them there wasn't much she could do. His lover wanted him to leave the family but he refused. Sh