Thorgal: The Hermit of Skellingar (Thorgal #29)

Thorgal is finally back home and his family reunited. But his past comes back to haunt him when a young woman on a pilgrimage tries to kill him - or rather the pirate he once was, Shaigan the Merciless. When he mortally wounds her in self-defense, she demands wergild: a life for a life. To fulfill her request, Thorgal has to find and kill a jarl who is oppressing the members of the woman's cult. Once again, Thorgal must sail off toward adventure...