You can’t formally get a divorce in Skyrim, but you might be able to get a new Marriage Partner. Make sure you’ve got the Dawnguard expansion installed, as you’ll need it for the mod to work. The only way to marry Serana or any other vampire is through the use of a mod. Skyrim doesn’t actually allow you to marry any vampires through regular in-game actions.
You can’t marry Karita! Can you marry serana in Skyrim if you cure her? Even if you become the Thane of Dawnstar, and even if you help Karita’s father with his pointless chores, it won’t work. If you visit Dawnstar, and pop into the Windpeak Inn you will meet Karita. With this in mind, here are 20 Rare Hidden Weapons In Skyrim (And How To Find Them).