Furetai Wa Koi No Hajimari

Kyotaro Ichikawa, a boy barely hanging on to the lowest rung of his school's social ladder, secretly imagines himself as the tortured protagonist of a psychological thriller. He spends his days scheming ways to disrupt his classmates' peaceful lives while secretly pining for Anna Yamada, the class idol. But Kyotaro isn’t quite the troubled soul he pretends to be, and it turns out Anna has her own quirks as well.