Rui KAMISHIRO

Rui Kamishiro is a high school student who is also an idol. She has multicolored hair and is a member of the group Petit Seka. Rui is a kind and caring person who loves to perform for her fans. She is also very hardworking and dedicated to her career. One day, Rui is walking home from school when she is attacked by a group of thugs. She is saved by a mysterious stranger who defeats the thugs and then disappears. Rui is grateful to her savior and vows to find out who he is. She begins to investigate the incident and soon discovers that the stranger is actually a superhero named Kamen Rider. Rui is amazed by Kamen Rider's powers and decides to become his sidekick. She trains with Kamen Rider and soon becomes a skilled fighter in her own right. Rui and Kamen Rider team up to fight crime and protect the innocent. They become close friends and Rui learns a lot about herself and her own strength through her experiences with Kamen Rider.