It's been years since Anna has seen Leo Knight. And of all the apartments in all the cities in all the world, he just happens to walk in to her cosy new attic home – as her new housemate.

As the two walk the cobbled streets of Prague, taking in the sights and sounds from Wenceslas Square, frosted with snow, to the soft glow of candlelit Charles Bridge, the enchantment of the City of a Hundred Spires soon starts to work its magic on them…