Zayne is a tall young man with black hair, hazel green eyes, broad shoulders and fair skin. At times, likely due to desk work, Zayne also wears silver-framed glasses. Zayne is a level-headed and stoic individual. He is extremely professional and pragmatic, while also being prone to making jabs at the main protagonist’s silliness. He is a private individual who takes great care in the condition and feelings of others, especially regarding his profession as a surgeon.