Official Synopsis of "500 Years of Solitude" (5.11) - 100 EPISODE

MEMORIES OF KATHERINE'S LIFE - As she faces a new crisis, Katherine (Nina Dobrev) remembers about the traumatic night in 1490 when she gave birth to the daughter who was immediately separated from her. Stefan (Paul Wesley) allows to Elena, Caroline (Candice Accola) and Bonnie (Kat Graham) know that Katherine's health has taken a turn toward the worst, while Damon (Ian Somerhalder), Matt (Zach Roerig) and Jeremy (Steven R. McQueen) discuss some of the most notorious moments of Katherine. Nadia (guest star Olga Fonda) comes up a terrifying plan to protect his mother, and Stefan and Elena are forced to help her. Meanwhile, Caroline is worried when she realizes that she forgot to tell Elena for the latest gossip... Finally, Elena and Katherine share an unexpected moment of connection. Chris Grismer directed the episode written by Caroline Dries and Julie Plec.