local pub catches fire at the end

Five friends who reunite in an attempt to top their epic pub crawl from 20 years earlier unwittingly become humankind's only hope for survival.

Follows the No. 31 London bus from Camden Town to World's End, Chelsea, meeting characters who live and work along the route. The soundtrack features the Carl Davis composition Variations on a Bus Route, commissioned to celebrate London Transport's 50th birthday in 1984.