Kaylee McCall never had a chance to grow up with her brother Scott. After an incident that caused their father to leave, Kaylee was forced to go with him. Now 10 years later, she's back in Beacon Hills Seeing what Beacon Hills has to offer with the supernatural problems, Kaylee's world is opened up to new measures; balancing between student, sibling, friend, and her feelings for the new kid, Liam Dunbar After a series of events take place, Kaylee begins to learn more about herself; but some of the things cause her to wonder who and what she is, and Liam may be the only one who can keep her calm and safe. [Season 4]