Clark Lewis, the young English student is unfairly accused by Principal Marguet of having drawn graffiti in the immaculate toilets of the boarding school. While Clark rubs the toilet wall Paul Delay arrives to piss. The two boys will succumb to the excitement of the forbidden situation and start to jack off but the Principal then burst into the toilet and the punishment will be severe and the perversity of Mr. Marguet go crescendo.