The curtain rises on Sarasa Watanabe, a starry-eyed 5’10” student who hopes to perform as a male lead role in the all-female Kouka Acting Troupe. She forms a friendship with her new roommate, a former idol. Together, they’re in for the role of a lifetime.Founded in the Taisho era, the “Red Flower Opera Company” attracts people’s hearts across generations on a beautiful and gorgeous stage created only by unmarried women. The 100th generation students who have passed through a high magnification and entered the “Red Flower Opera Music School” to develop the human resources. Sarasa Watanabe, an innocent girl with a height of 178 cm who longs for “Oscar-sama.” Ai Narada, a former national idol who is indifferent to everything, both dreams and friends. The music school life full of hope and conflict, where everything is disjointed, is about to begin!