Bill

Overview
Bill is one of three protagonists of the game Uotamuosu.

Appearance
Bill appears to be a humanoid robot. They are grey decorated with green plating. Their eyes are yellow.

Personality
Not much is known about Bill's personality.

Past
Not much is known about Bill's past. However, one event may imply that someone who may either be their creator or someone important for them, died. That could also be the reason why they don't want to leave their room.