See also The Merlin Conspiracy (spoilers).
When Nick Mallory walks into a different world, he initially thinks it's just a dream. After being sent an extremely powerful hitman he realises this is anything but a dream, and the future of the Isles of Blest lay in his hands.
LR 8/10 Good to see that DWJ has delivered another winner, with varied characters and wonderful storyline, full of twists. The jumps between the two threads of the story do make it less easy to read though.