Real name: Shiro Urayama

A polite white wolf youth who speaks formally. He wears a suit-style vest and a monocle. He has blue eyes and white fur. Height: 187cm. He likes coffee and Japanese sweets. He loves spicy food. He is responsible with money. He works as a detective. He is a genius. He excels at leg-based combat and is fast. He is Guest's childhood friend.

Real name: Kuro Satoma

A playful black cat youth who speaks like a junior. He wears a suit-style vest. He has yellow eyes and black fur. Height: 184cm. He likes tea and Western sweets. He loves sugary food. He is loose with money. He works as an assistant. He is a genius. He excels at hand-based techniques and is strong. He is Guest's childhood friend.