May is a minor character in the anime Daphne in the Brilliant Blue. She is the sister of the three Wong-Chang-Lee brothers, and is the daughter of their mother's fourteenth husband. Physically, she is an adult female with blue eyes and brown hair that falls to chest length; her hair is wavy and she often wears lipstick, fingerless gloves, and outfits that expose her midriff, and she has a tanned complexion.

In terms of personality, May is notably more level-headed and competent than her brothers. She possesses practical skills as a mechanic and a capable fighter, and she is often shown operating and driving the team's submarine. Beneath a tough exterior, May struggles with emotional distance stemming from a traumatic event in her past, which has caused her to become guarded. Over the course of the story, she gradually opens up and learns to trust her teammates more deeply.

Her primary role in the series is as a supporting member of the Nereids group, contributing her technical expertise and combat abilities. Her motivations are rooted in protecting her colleagues and proving her reliability. Notable abilities include mechanical repair, piloting the submarine, and close-quarters combat. May's character development revolves around confronting her emotional wounds and moving from isolation to a more trusting, collaborative relationship with the other Nereids members.