Cathy is Kaz Kaan's former romantic partner. Professionally, she is an investment banker, demonstrating competence in financial management and an affinity for monetary matters. She stands approximately 5 feet 8 inches tall with chestnut brown hair that catches the light in sunlight, falling just below her shoulders. Her features include brown eyes and fair skin. Cathy typically wears a dark crimson sweater and hooped earrings. Her past relationship with Kaz concluded before the series' events, contributing to his recurring melancholy.