The Key of Alanar by Rory B. Mackay

Battling both hostile terrain and his own demons, an impossible choice lies ahead for David, the echoes of which will ripple throughout time, leading him to the very limits of the human experience, and beyond…

Spanning ten millennia, this epic yet intimate tale of loss, courage and redemption pushes the boundaries of storytelling, exploring the nature of life, death, the universe and reality.