The 4th installment of the popular series! A sudden tragedy occurs to three close female students who are taking shelter from the torrential downpour on their way home... While they are taking shelter from the rain, the men gently call out to them. However, when they notice the rain-soaked underwear that shows through the uniform, the rain-soaked hair, and the faint sweet scent of a developing girl... the men's rationality collapses and they turn into rapists!