Two teenagers, both newcomers to London, forge an unlikely friendship over the course of a hot summer. Tomo (Thomas Turgoose) is a runaway from Nottingham; Marek (Piotr Jagiello), a Polish immigrant, lives in the district of Somers Town, between King's Cross and Euston stations, where his dad is working on a new rail link. They work odd jobs for an eccentric neighbor and compete for the attention of Maria, whom they are both infatuated with. But it's only a matter of time before Marek's dad discovers what's going on...