Yuya Yoshizumi, burdened with his parents' debt, is rescued by his classmate Kaede Hitotsuba, known as Japan's cutest schoolgirl. However, the price for her help is unexpected—Yuya must live with her. As their lives intertwine, Yuya's world is turned upside down. A comedic love story unfolds between the carefree Kaede and the earnest Yuya, sparking a delightful yet chaotic journey.