Follow Xili to the top of the mountain to attend the banquet, and ask the villagers at the banquet about the whereabouts of the witch. Obtain the qualification to meet the witch, control Ciri and jump into the water to find three witches to fight. You need to use dodge to attack, and you need to dodge immediately after every two attacks. By attacking slowly like this, you can kill three witches. Detailed steps:

1. At the beginning of the mission, follow Ciri to the top of the mountain to attend the banquet.

2. Ask the villagers at the banquet about the whereabouts of the witch.

3. After walking up the mountain, you will encounter a little goblin.

4. With the help of the little goblin, find the witch agent and agree to her trial to gain the qualification to meet the witch.

5. Jump down to the bottom of the lake, find the silver coins and go back to meet the witch.

6. Follow the NPC into the cave and give the silver coins to the guarding mountain spirit. After you find out that it is a trap and kill the mountain spirit, you can divide the work with Xili for revenge.

7. First, control Ciri to jump into the water to find three witches to fight.

8. Xili’s attack method is single and she needs to use dodge to attack. She needs to dodge immediately after every two attacks. In this way, she can kill three witches by attacking slowly.

9. After both sides are resolved, Ciri and Geralt turn around. At this time, Ciri finally let go of her heart to avenge Vesemir.