The document describes the characters of the British teen drama Skins and its main themes. The characters include Effy, the popular object of desire; Cook, the rebellious player who lives for the moment; Freddie, the ladies man; JJ, who is friendly bullied by Cook and Freddie; Katie and Emily, lesbian twins with a good relationship; and Naomi, a lesbian who keeps to herself. The main themes are sex, drugs, relationships, meeting new people, and socializing. The setting is typically places in teenagers' lives, mostly a college in the first episode.