S7, E8: As Julian (recurring guest star TODD LASANCE) and Lily (recurring guest star ANNIE WERSCHING) throw a party to celebrate Mary Louise (recurring guest star TERESSA LIANE) and Nora's (recurring guest star SCARLETT BYRNE) anniversary, Stefan and Damon set in motion a risky plan to eliminate a new threat posed by Julian. Meanwhile, following a major revelation uncovered by Valerie (recurring guest star ELIZABETH BLACKMORE), Caroline is forced to face her new reality, even as it threatens to destroy her relationship with Stefan. Finally, determined to do what's best for her family, Lily makes the most difficult decision of her life.