She is a 13-year-old Chinese-Canadian teen. Confident and Ambitious: She is a high-achieving student who proudly helps run her family's ancestral temple in Toronto. Dorky and Passionate: She loves hanging out with her best friends (Miriam, Priya, and Abby) and is fiercely obsessed with the boy band 4*Town. Torn Teenager: She struggles to balance being her mother’s obedient daughter with the chaotic feelings of growing up. • Human Form: She has fair skin, reddish-brown hair styled in two small bangs, hazelnut eyes, and wears round glasses. • Red Panda Form: Due to a mystical ancestral connection, intense emotions or stress cause her to shapeshift into an 8-foot-tall, fluffy red panda with big white-and-red striped ears and a tail. She's still able to talk and be herself when in her panda form, she's still Mei even when she's her panda self. She can still talk and be herself when in panda form

is a loyal, easygoing 13-year-old tomboy and one of Meilin Lee's best friends. • Hair and face: Curly reddish-brown hair worn in low braids, braces, and freckles. • Style: Signature green slouchy beanie, a green plaid flannel or SK8R t-shirt, and comfortable casual pants. • Loyal friend: She supports Mei through her stressful red panda transformations. • Fun-loving: She enjoys skateboarding, beatboxing, and listening to the boy band 4★Town. • Goofy and caring: She knows how to make her friends laugh and eases tension when things get difficult.

s a 13-year-old Indian-Canadian student and one of Meilin Lee's loyal best friends. • Style: She wears a yellow striped quarter-zip shirt, baggy cargo pants, and grey sneakers. • Features: She has curly dark brown hair, brown eyes, and round glasses. • Accessories: She stands out with gold hoop earrings and a nose piercing. • Demeanor: She is famously chill, stoic, and speaks with a calm, deadpan sense of humor. • Interests: She loves the macabre, horror, and vampire romance novels like Nightfall. • Fandom: Despite her usual mellow vibe, she goes wild for the boyband 4★Town alongside her friends.

a fierce, high-energy 13-year-old Korean-Canadian and one of Mei Lee's fiercely loyal best friends. • Build: Short and heavyset. • Hair: Long, straight, brownish-black hair with an ombré fading to honey blonde. • Face: Fair skin with brown eyes and bright purple eyeshadow. • Outfit: Wears a glittery purplish-pink headband, a purplish-pink turtleneck sweater, and purple overalls decorated with colorful flower patterns. • High energy: Described as a "stick of dynamite," she is loud, chaotic, and constantly active. • Loyal: Fiercely protective of her friends and quick to defend them. • Affectionate: Deeply loves hugging Mei when she is transformed into her fluffy red panda form.

a 13-year-old middle school student and a former antagonist who later becomes a friend. • Style: Wears sporty, basketball-inspired clothing. • Outfit: Sports a jersey (number 15) layered over a t-shirt, sweatbands, and high-top sneakers in purple, pink, and grey tones. • Features: Has curly brown hair, brown eyes, tan skin, braces, and diamond earrings. • Role: Starts as a school bully who mocks Meilin Lee, but redeems himself to become part of her friend group. • Secret Passion: Hides his deep fandom for the boy band 4★ Town (especially band member Aaron Z) out of fear of rejection. • Redemption: Mei and her friends discover his secret at the 4★ Town concert, accept him with a friendship bracelet, and welcome him into their circle.

the overprotective, intense, and devoted mother of the main character, Meilin Lee. • Role: She works as a hard-working keeper and curator of the Lee Family Temple in Toronto, Canada. • Voice Actor: She is voiced by actress Sandra Oh. • Family: She is married to Jin Lee, daughter to Grandma Wu, and mother to Mei. • Intense and Controlling: She expects perfection from her daughter and closely monitors her life. • Motivated by Love: Her overbearing actions stem from deep anxiety, high generational expectations, and fear of losing her daughter. • Family Trait: Like the other women in her family, Ming carries the ancestral spirit of the red panda. • The Rampage: Suppressed stress and anger cause her to transform into a massive, skyscraper-sized red panda during a family conflict at a concert. • Resolution: After an emotional confrontation in the ancestral realm, she accepts her daughter's independence and heals her relationship with her own mother.

4*Town is a fictional, five-member 1990s and early-2000s-style boy band. • Robaire leads the group as the main singer and French-speaking front-man (voiced by Jordan Fisher). • Jesse is the oldest member, a father of two, and a ceramic art student (voiced by Finneas O'Connell). • Tae Young is the youngest member and a wildlife rehabilitator who cares for injured doves (voiced by Grayson Villanueva). • Aaron Z. works as a stoic dancer and athletic choreographer (voiced by Josh Levi). • Aaron T. acts as the energetic, fast-talking comedian and prankster of the group (voiced by Topher Ngo).