Terry was the aunt of Sarah McBride and sister to the late wife of Ryan McBride, Callie. She was very protective of Sarah, taking care of her at a Catholic school in New York. She was introduced when Ryan went to New York to inform Sarah that he was engaged to Megan Lewis.
Terry had sued Ryan for custody after Callie was killed in a car accident and won custody of her. She was consistently trying to keep Ryan and Sarah apart.
However, when Sarah told the child counselors that Terry hit her, Ryan came to her defense. Soon, she began to realize Ryan wasn't such a bad guy and started to develop feelings for him. After a failed attempt to seduce Ryan, she agreed to go back to New York.
However, she tried to kidnap Sarah, but crashed into a telephone pole. They were saved by Ryan.