Tunnels is a thrilling, subterranean fantasy adventure for all ages. Beneath the streets of London, two teenage boys discover an incredible, hidden underground world where a secret civilization has been desperately waiting for a hero to save them all. The deeper they go, the closer they get to unearthing an evil that could destroy the world above and put an end to the lives they once lived. Will they be able to save what they know as a life on the surface, or will they be stuck with a deadly adventure that they helped start?