As the human wreckage from a serious auto accident preoccupies the doctors, Teddy (who's unaware that Henry has died) calls on Cristina to help with a patient; and Lexie works alongside Mark's new girlfriend, Julia, during an eye surgery.
Klaus threatens violence unless Stefan returns the coffins containing his family members, but Elena tries to strike a deal with him. Meanwhile, Alaric meets a woman (Torrey DeVitto) who is intrigued by his ability to heal; and Tyler makes the most of his new abilities as a hybrid.
Kailyn adjusts to being alone for the holidays; Chelsea and Adam reconcile; Leah works to make a memorable Christmas for the twins; and Jenelle regrets filing charges against Kieffer
Marshall visits his father's grave to carry on their tailgating tradition. Meanwhile, Barney and Ted open a bar; and Robin fills in for an inebriated news anchor