Durarara!!
デュラララ!! (original)
Gangs, fairies, a headless Black Rider -- these are just part of the landscape in one lad's mystical neighborhood.
Starring Miyuki Sawashiro, Toshiyuki Toyonaga, Mamoru Miyano, Kana Hanazawa, Hiroshi Kamiya, Daisuke Ono, Jun Fukuyama, Misaki Kuno
It's a animation and drama show, and has a rating of 7.8 out of 10 from Imdb which is usually fine for this kind of show.
Watch it here
Not found streaming from United Kingdom.