Curiosity develops into voyeuristic fixation as a young writer Bill (Jeremy Theobald) follows strangers around London to research a novel. After following Cobb (Alex Haw), a well heeled stranger who is actually a thief, Bill's obsession takes a sinister turn as he is led into a dark underworld. Following, an auspicious debut by British director Christopher Nolan (Memento), is an ingeniously plotted thriller that keeps the audience guessing right to the end.