The Vampire Diaries (2009)

S7E10 Hell Is Other People

Title: Hell Is Other People Plot: Damon becomes ensnared in Julian's scheme to seek revenge for Lily's demise, awakening within the confines of the Phoenix stone. Here, he is haunted by a painful memory from his Civil War past and must confront his most sinister inner demon to escape. Meanwhile, Bonnie is in a desperate battle against time, striving to free Damon before the Phoenix stone's influence alters him irreversibly.