At a time of increased scrutiny about what constitutes sexual assault, Louis Theroux meets American college students whose universities have found them responsible for sexual assault. US colleges are enforcing a stricter code of sexual conduct amongst students, employing specialist administrators to investigate alleged misdemeanors, with those found responsible facing permanent exclusion. For the victims of sexual assault these new processes have allowed accusations that might have never been heard in a court of law to be vindicated. But alleged perpetrators believe they harm innocent people.