Iris Zero Series by Takana Hotaru, Piroshiki, 蛍たかな, ピロ式

In a world where nearly every kid has a superpower called an “Iris,” only a few unfortunate people like Toru are born without. Bullied throughout his childhood, his motto in life is “Zero Attention” — keep your head down and don’t stand out. But after one of the most popular girls in school confesses to him, his motto is put to the test. The end of his ordinary days has arrived…

One day, Toru and his friends witness their classmate, Nanase Kuga, receiving an admission of love from a male classmate. However, Koyuki and the others’ Irises reveal sinister signs behind his confession. Meanwhile, a vicious rumor spreads and brings about a shocking confession.

One day, Toru and his friends witness their classmate, Nanase Kuga, receiving an admission of love from a male classmate. However, Koyuki and the others’ Irises reveal sinister signs behind his confession. Meanwhile, a vicious rumor spreads and brings about a shocking confession.