Day in and day out, Kyouko Mogami works multiple jobs to support her childhood friend, Shoutarou "Shou" Fuwa, in his rise to stardom as an idol. She never complains about her way of life, as she is deeply infatuated with Shou and would go to the ends of the world for him. However, her heart is broken when she overhears Shou talk about how he views her as nothing more than a maid he cares little for. Angered over being used, Kyouko flies into a rage and swears to get revenge on her former crush by entering the world of showbiz to surpass him. Joining the relentless and unforgiving entertainment industry proves to be a challenge, as she continuously meets people who force her out of her comfort zone. But for the sake of vengeance, Kyouko is determined to push herself and rise to the top. Bright, diligent, and yet naïve 16-year-old Kyouko Mogami works hard to support the career and dreams of her childhood friend, crush, and rising pop icon, Shoutarou Fuwa. Toiling endlessly at burger joints and tea ceremonies, the innocent Kyouko remains unaware that day in day out, all her tireless efforts have been taken for granted, until, one day, she finds out that her beloved Shou sees her as nothing but a free servant. Shocked, heartbroken and enraged, she vows to take revenge on the rookie star by entering the ruthless world of entertainment herself. As she steps into this new life, Kyouko will face new challenges as well as people who will push her out of her comfort zone.