Miss Monochrome, an android sustained by a lone AA battery, resides with her sole companion, a robotic vacuum called Ruu-chan. Intrigued by persistent dreams featuring the idol Kikuko, she aspires to meet her one day and ventures towards fame. Despite facing obstacles in her quest to debut as an idol, Miss Monochrome's unconventional tactics, like hiring a manager from a convenience store, showcase her unwavering commitment, leading her to shine uniquely amidst challenges and in the world of entertainment.