Sensual Spray Of Trouble

After going to a district outside Itan High School die to a errand, Tadano and Onemine return and are set to resume classes, but Najimi mischievously attempted to do an aphrodisiac-type drug inside a chemistry room but it caused an accidental leakage, and while the hallway is empty, Tadano and Onemine happened to pass and accidentally inhaled the fumes, and the two got... SENSUAL.