It's time go to Skellig Islands. You need to find a ship to do this . Go to port of Novigrad and talk to the captains. Will be marked only the area to search, you need to look out the captains. You need this.
He will say that the only one who can to swim to the Skellig - a captain Wolverstone. The ticket will cost 1000 crown - prepare this amount in advance.
Find the captain in nearest tavern, pay and go. The ship is attacked - you need to fight. Then the ship crashed. Swim to the land.
By the way, not are a hurry to run on the task - the next will be barrels and chests with various objects. As well as a place of power. When all the good take - go to the nearest port, marked on the map.
Bonfires of Novigrad
We go to Novigrad in search Triss. , we see thieves at the place indicated on the map thieves. After talking with them we learn that people left Novigrad or hide. And they recommend to go to the "rotten Grove" and talk to the King of Beggars. You need follow for the thief (which I happily lost in the crowd), or ask at the poor to find location of the rotten Grove. The beggar says the location from the second call. He also says the code word for the passage. We go there. You can call the code word or can just pay and go.
Finally we meet Triss and talk to the King of Beggars. Then follow Triss to her "client." However, before it you need to take from her acquaintance desired magic ingredients. Familiar replied that the ingredients were loss. The dialogue will have a choice - to say that you find, or that he do it. I choose first option. During the search will be found and other interesting items. We go down to the basement (do not forget to take it, "Liriyskie leather pants"), and then in the mode of intuition Witcher find button disguised as a brick, and click on it:
The Nilfgaardian Connection Continued
Ride in the tavern "At the Crossroads" and ask the innkeeper about Hendrik. After talking three soldiers will drop to the tavern who accost to Geralt. You can end the conversation peacefully or can kill them. Then again you talk to the innkeeper and he'll send you to the village of Vereskov.
Ride there. The village is devastated. But there was a man who fights off wolves. Help him and then talk to him. After that go to the house of Hendrik and inspect the corpse, search the shoes, which will be key to the cellar. Go to another room and inspect the carpet, behind which will hatch. Open it and went down. Touch the torch and examine all the documents that are in a secret niche.
Hunting a Witch
Ride to the village, "undergrowth" and ask the villagers about the witch. The village will gossip talking about the witch. Once you come up and speak them, they will deny everything. Get away from them and overhear the conversation.