In the time of the Taisho era, where Japanese and Western cultures merged, Uruya, a young man living in a tumultuous world, meets Karin, a woman dressed in traditional Japanese attire. Karin captivates Uruya with her positive and lively personality, often teasing him. Initially uncomfortable with her behavior, Uruya eventually succumbs to Karin's irresistible charm. Will their love story be a contemporary Romeo and Juliet of the Meiji era? Witness their forbidden romance that intertwines corruption and playful teasing.