Uhtred, Thyra, and the servant girl Brida were playmates during their youths in the Danish-settled town of Leeds in England, and Uhtred saved Thyra from the shipmaster Kjartan's son Sven Kjartansson, who stripped her half-naked in the woods and attempted to rape her before being attacked by Uhtred.

What happened to Uhtred's sister?

Cause of Death

Stabbed herself in the stomach before being burned alive in a fire caused by Tidman.

Does Uhtred sister died?

The death of Uhtred's sister

Thyra (Julia Bache-Wiig), who is Father Beocca's (Ian Hart) wife and Uhtred's (Alexander Dreymon) sister, is killed off in season 3. ... Many didn't see the point of her death, even with it giving Beocca the strength to fight. She is kind to everyone and just wants to live her life.