After a 21st-century bus gets lost in medieval Wales, time-traveling king David must find a way to return the passengers to their own era. A sweeping tale of magic, valor, and romance! – Bookbub on Guardians of Time.

Christmas Eve might not seem like the best moment to time travel back to the modern world in a giant bus. When you're the King of England, however, it's the one night of the year when nobody else is watching. And when things don't go as planned, either in the modern world or the medieval one, it's up to David and his collection of time travelers to alter history and save the Kingdom of Wales ... again.

Series reading order: Daughter of Time, Footsteps in Time, Winds of Time, Prince of Time, Crossroads in Time, Children of Time, Exiles in Time, Castaways in Time, Ashes of Time, Warden of Time, Guardians of Time, Masters of Time, Outpost in Time, Shades of Time, Champions of Time, Refuge in Time, Unbroken in Time, Outcasts in Time, Hidden in Time, Legacy of Time, Renegades in Time. Also, This Small Corner of Time: The After Cilmeri Series Companion.