These are the amazing adventures of William MacAndrum, a 14 year old Scottish schoolboy, who inherits `special` powers from Odin, the Norse God, and the incredible ability to travel through time!

On his travels he meets an arch enemy, sent by Odin, who knows he has a `weakness` and they fight across the centuries until Billymac`s destiny is finally revealed.

As Billymac, he transforms into a fully grown warrior and travels to ancient encounters, like the battle at `Stamford Bridge`, Bannockburn and Knorrsgarde, where he fights for what he believes to be the righteous cause.

In between times William attends `Balhilloch High` in the village of Laroch and takes part in the Highland Games, where he meets the Flying Scotsman, Eric Liddell and Red Rory Frearson the North of Scotland Hammer Throwing Champion but an enemy is nearby. At school William`s favourite subject is History and William`s eye witness accounts of certain battles is not lost on his History teacher Grant Lindsay. William`s younger brother Robert is a thorn in his flesh at times but mostly they get along famously. Robert is about two years younger than William and always thinks he can best his brother in just about everything and they are always competing about something or other! However, Robert is not jealous of his brother. On the contrary, he is very proud of William and will not have a word said against him and as a team they are difficult to beat. When Robert goes to `Balhilloch High`, he meets a bonny lass and is quite taken with her but needs some guidance from his brother, who knows about such things! As the story develops there is much covering up to do for on no account can anyone outside the family be told of William`s amazing transformations and this results in some tricky situations! To no more, you must read the book and marvel at William`s adventures as he travels through time!