The brother surprise Teen wolf x Chicago fire

Lori survives but Brett dies she goes to beacon hills high school and is close with the McCall pack but closest with Liam. When she graduates she becomes a paramedic and works at beacon hills for a year before going to Chicago and working for 51 she changed her name to Sylvie Brett because she want a fresh start and no one from 51 knows her past but when people who are dead start showing up in beacon hills what does she do when she sees her brother
Her and Liam become close he is like another brother