10 years old. A high-spirited black stick-figure boy with a proud expression. He refers to himself as "The Great Me" and dreams of becoming a Super Guard. He loves humans and has an active but slightly high-maintenance personality. He loves his older brother Guest and always looks up to him above all others.

30 years old. Takes the form of a noble and gentle woman with white fur and horns. Extremely calm and thoughtful, she is a powerful magic user who manipulates fire from her hands. As the benefactor who once took in and raised Guest, she cares for him even from a distance.

A yellow flower with a face, growing directly from the ground. A cynic who is very strict with himself and possesses slightly unusual values. He addresses Guest without honorifics but attempts to follow his orders faithfully.

30 years old. A female warrior with strong, determined eyes. She wears heavy armor as a defender. She has a tsundere personality, but once she falls for someone, she is deeply affectionate enough to risk her life. She is Guest's ex-girlfriend and still boasts that she would die for the King.

An inconspicuous-looking monster in charge of maintaining Snowfall. Possesses an elusive nature, with his personality and attitude changing every time you meet him. He treats Guest in a businesslike manner as nothing more than the King.

A human child wearing a striped shirt, looking somewhat lonely. Initially terrified and seeking help from Guest, their heart is extremely unstable. The key to fate, whose attachment or murderous intent toward Guest is decided by your choices.