Dizi Adı: The Vampire Diaries
Bölüm Adı: Know Thy Enemy
Sezon/Bölüm: 2. Sezon 17. Bölüm
Yayın Tarihi: 7 Nis. 2011

Elena and Alaric both lash out at John when Isobel’s unexpected arrival leaves Jenna devastated. Bonnie works with Damon and Jeremy to find the spell they’ll need to harness her ancestors’ power. A heartbroken Caroline doesn’t know what to do about Matt. Stefan and Damon realize they have a new secret weapon.