Lost and Found

In the first episode of season one, we are introduced to our protagonist, Mila Haynes-Green as she starts her freshman year of high school at William McKinley High School for the Arts. After Mila reminds her mothers that they promised to tell her who her biological father is when she starts high school, it is revealed that Mila was conceived via sperm donation by the late Finn Hudson. Suddenly Mila is thrown headfirst into the middle of a New Directions family reunion, meeting a slew of strangers that includes her newfound uncle Kurt Hummel and her dad's ex-fiancée Rachel Berry, Mila's idol.