Since the Harvey Weinstein scandal broke one year ago, a number of famous and powerful individuals have been accused of sexual assault or harassment. But beyond the headlines, the outpouring of such cases has also had a huge impact on the world of sex and dating. More than ever, we're having the debate: what constitutes consensual sex and why do we so often get it wrong? Isobel Yeung goes on a personal journey to find answers - and accountability.