In a world where every boy and girl possesses a unique special power known as Iris, Tooru's life is marked by his motto of "low exposure," deliberately living without drawing attention. However, his peaceful school life is disrupted when he receives a confession from the school's most popular girl, Koyuki, causing his motto to begin to shake. This encounter sparks a school fantasy that shakes the heart, setting the stage for a compelling exploration of relationships, power, and identity.