It is the second year of the Taishou era, and Kuroki finds himself as the head of a noble family at a young age. At a dinner party, he is reunited with Arima, a childhood friend. Despite swirling rumors about him, Kuroki cannot help but be drawn to the carefree and unpredictable Arima. However, duty to his family prevents him from freely falling in love. Despite his intense emotions, Kuroki tries to suppress them in order to avoid conflict. Nevertheless, he refuses to sever his ties with Arima.