It was love at first sight for Iwaki Kei. Entering the drama club was to get closer to get closer to Kyoumizu, but the only roles Iwaki seemed to get were Passerby A or commoner B. On one fateful day, Iwaki saved Kyoumizu who was suddenly attacked by someone, and since then, he was called the "Princess' Knight." Jealousy from classmates ensued, but Iwaki did not seem to be overtaken at all. And, Kyoumizu has has also become attracted to his charm... the topic of Happy School Life!