Sigarther and the Troll Stepmom

Sigarther, who was being chased by the dragon that apparently lived beneath the troll stepmom's lake, chanced upon Horther and then Velstagandi. They have completely lost control of their herds and are trying to fight them in addition to 50 trolls apiece. The trio banded together to defeat the other brother, a dragon, 100 trolls, and shepherd a herd of pigs and horses back to the Meghan King before their quite literal deadline. Inge and Sigarther married, and despite their enormously dysfunctional relationship, they worked, and they loved each other. I found the story interesting because it obviously frames Inge's refusal to get married as a curse laid upon her