RIDMARK ARBAN is the Gray Knight. Outcast and exile, he seeks to stop the return of the terrible Frostborn to the realm of Andomhaim. 

At last he knows how the Frostborn shall return. A weapon of great magical power waits in a ruined dwarven city, a weapon with the power to stop the return of the Frostborn.

Assuming the ruined city's guardians do not kill Ridmark first...