Upon entering high school and being placed in the same class, the distance between Karen and Miyu grew closer. Over time, as they spent more moments together, they became attracted to each other and gradually closed the gap between them. They started to notice each other's subtle gestures and habits, and began to feel jealousy when seeing the other getting along with others. "Is this kind of relationship wrong...?" they wondered on confused days. But what do they care about others! To become one step closer in their relationship, they both mustered the courage to express their feelings to each other! ...This is the story of the noble knights who secretly struggle to protect such a precious relationship between the two.

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