The central protagonist, a seemingly ordinary young girl who is secretly a 300-year-old android created by a clandestine organization. She possesses immense hidden power and undergoes a gradual awakening of her true nature while navigating complex moral and existential questions.
Sakura transitions from friend to manager, actively structuring Key's career path.
Ajo uses corporate resources and remote-controlled enforcers to control Key's movements.
Tomoyo's loyalty stems from her professional history with Key's original creator.
Key directly confronts D's forces, demonstrating her hidden combat capabilities.
Shuichi leverages his industry ties to facilitate Key's auditions and career development.
Explore the full interactive character relationship map of Key the Metal Idol