It was with an extremely heavy heart that I sat down to watch the season finale of British teen series, Skins , which airs this Sunday at 10 pm ET/PT on BBC America. After the last episode, which saw the death of one of the main characters and the disappearance of another, I didn't think that the writers of this brilliant and evocative series could twist the knife any deeper and yet after watching next week's season finale, my jaw hit the floor. It wasn't a shocking plot twist that made me so emotional about the end of Skins ' second season but rather the naturalistic way which with the writers dealt with each of the characters going their separate ways. US series--especially teen dramas--could learn a hell of a lot from Skins , especially the producers' decision to push our beloved characters out the door and onto new (unseen) adventures while replenishing the cast with a new batch of characters, including Tony's sister Effy . That, after all, is the nature of