MILF gives Foster step son and adopted daughter sex education. What is MILF and how does it help these kids? Read on to find out. During the interview, Dee Williams, a foster mom, tells us how her new foster son was a ray of sunshine for her family. They play football together in the backyard and have barbeques together. But their relationship with the foster father does not stop at that. The foster step son is a bit more than that. He also gets punished for being late home..