Following UK teenagers who do stunts on tall buildings and ride on top of trains and buses, then post their dangerous exploits online, with access to a world famous teenage Parkour group from Guildford called Brewman. Co-founder of the group Rikke Brewer’s Train Surfing Paris Metro clip opened a new chapter in British Train Surfing. It sparked a new generation of copycat surfers keen to create their own viral presence and satisfy their need for an adrenaline fix. This film shows how the death of one of the group has created conflict in the crew, and how this and train surfing threatens to rip the group apart and ruin their friendship forever