The young president of a sweets-making company, Chizumi, chose to adopt his best friend, Ibuki's son after his untimely demise. As Ibuki blossomed under his care, he began to resemble his father more and more, stirring up memories of Chizumi's younger days with Natsume. Thankfully, Yatabe, his trusted confidant, was always present to ease his emotional load. However, things took a startling turn when Ibuki revealed that he was in love with Chizumi!