3. Original Sin

Complete story — includes the ending

Stefan finally surfaces after three months being locked in a safe underwater in the quarry. When Elena tells Damon that she had a dream about Stefan in a bar, Katherine says she had them too. Damon and Elena, alongside Katherine go to a bar to search for Stefan where they find the waitress who was bitten by Stefan. Qetsiyah has Stefan hostage and tells her version of how Silas became immortal. Qetsiyah reveals that she was originally to marry Silas and made the spell for him, when he betrayed her to take the immortality spell with the woman he really loved, Qetsiyah's handmaiden, Amara, she created the cure and killed Amara. Qetsiyah continues to divulge her plans of destroying Silas by using Stefan to make him weaker. Nadia uses magic on Matt to contact Gregor (whom she killed to fool Silas) and uses him to get information about Katherine's whereabouts from Elena. Nadia kidnaps Katherine and goes to Silas to give her but she realizes that he is using her. When Damon finds Stefan, Qetsiyah warns him that Stefan and Elena are destined and he is just in the way. Qetsiyah performs a spell on Stefan, connecting him to Silas and ridding Silas of his psychic powers. When Stefan awakes following Qetsiyah's spell, he is suffering from amnesia.