After more than a year of peace and quiet, Selene Stormblade receives an urgent letter from Ulfric Stormcloak, asking for her help. She arrives in Windhelm to find that the sun has disappeared from the sky. Along with Blanche, a mysterious Redguard whom she meets through her relationship with Farkas, Selene must find out what caused the sun to vanish before the world is plunged into darkness forever.