Quests are tasks set for the Dragonborn to perform in The Elder Scrolls V: Dawnguard. In total, there are twenty-two quests featured in the add-on. Twelve are featured in the main quest, with several optional side quests. During the quest "Bloodline", the Dragonborn must decide whether to continue assisting the Dawnguard or join Harkon and the Volkihar Clan. Choosing the path of Harkon opens the Vampire Lord skill tree.