Collin is the villain of It Happened to Nancy. The diary begins with Nancy attending a Garth Brooks Concert. She finds herself alone during an asthma attack and Collin finds her and helps her to recover, eventually taking her back to her parents. However, Collin seems older and more mature, so Nancy takes an interest in him. When Collin reciprocates, Nancy is overwhelmed with the happiness that a fourteen-year-old girl feels falling in love for the first time experineces. Collin changes everything in Nancy's life for the better.