Echo Cycle

Gladiator meets 1984 in this near-future thriller featuring timeslips, ancient magic and a disturbingly plausible dystopian Britain…

One day, a boy fell down a hole in time and banged his head. When he woke up he met the Emperor Nero, who promptly killed himself. 

2070. A dozen English public schoolboys are on a trip to Rome in a prosperous and technologically advanced Europe worlds away from a post-Brexit Britain marred by food shortages, poverty and a totalitarian state. Outsider Monk is captivated by the gleaming metropolis, and desperate to stay out of the way of tormentors who bully him for his sexuality in ultra-conservative Britain, and longs for what he sees as the liberal utopia of modern Europe. When a life-changing shock leads him to catastrophically injure a bullying classmate, Monk flees into the city, and vanishes completely.

Twenty-five years later, Monk’s best friend Banks returns to Rome part of a rare diplomatic mission to the continent, and meets a wild-haired vagrant whom he realizes is a much aged, haggard Monk. His friend claims he has been in ancient Rome for all these years, living under the Caesars. This emergence sparks a conflict in the tinderbox of modern diplomatic relations, whose mysterious origins hark back to the ancient world itself…

https://www.amazon.co.uk/Echo-Cycle-Patrick-Edwards/dp/1785658816/ref=sr_1_2?keywords=Echo+Cycle&qid=1571086848&sr=8-2