Frostfell

Daughter of House Hiloar
War Wizard of Cormyr
Renegade

Only fools find themselves at Winterkeep after the first snowfall. The cold alone can kill, if you live long enough, and dangers far worse haunt the ruined keep in winter.
But slavers stole her son. She would sacrifice everything to get him back. But in the uncaring, frozen north, will it be enough?