How to Obtain Hen Gaidth Armor
Hen Gaidth armor set is a special type of heavy armor introduced in the Blood and Wine expansion. All the parts can only be acquired during the quest What Lies Unseen while inside the Unseen Elder’s lair. When wearing more than one piece of the set, a bonus is given.
Hen Gaidth Armor Location
Hen Gaidth armor is a heavy armor that is only found during the quest What Lies Unseen inside the Unseen Elder’s cave, along with other items in the set.
What Happens to Dettlaff
In his rage, Dettlaff tries to attack Geralt but Regis intervenes. The two vampires battle and Dettlaff, after taking damage, transforms into a skeletal vampire beast.
Side Quests Locked after Capturing the Castle
According to a user here, there is only one side quest that becomes unavailable after completing Capture the Castle: The only quest you need to finish before Capture the Castle is Warble of a Smitten Knight.
Relationship Dynamics with Syanna
In The Witcher 3: Blood and Wine, romancing Syanna will not affect your relationship with Yennefer or Triss Merigold in any way.
Interaction with Syanna
Once you’ve killed him, depending on how you conversed earlier with Syanna, you have the chance to have sex. If you wish to do so, choose the first option ("Useful, how?" then "let her have her way with you").