S501
Damon heard about Stefan and what do doppelgangers mean from Silas and asked
Jeremy drove Katherine home to get Stefan back.
Katherine led to the car crash and let Jeremy to died for escape.
Damon found Jeremy and made him drink vampire blood to save his life.
Silas compelled all people in the town to look for Katherine for taking the
cure that means her blood.BTW, he also killed the mayor, Bonnie's dad.
A girl called Megan became Elena and Caroline's roommate in a sudden.
And more creepily, she not only killed by a certain vampire, drinking vervain
water but also knew Elena's father.
Nadia who stole Gilbert's ring from Matt on traveling with Rebekah put
someone's soul into Matt's body to spy on Silas.
S502
Elena thought Dr. Wesley Maxfield obviously knew about vampire things bacause
of his covering up on the Megan's death certificate that says she died of
suicide.
Dr. Wesley Maxfield knew Elena's dad, too.
Silas faked Stefan to approach Elena to get where Jeremy and Matt're gonna
go and compelled her to kill Damon by utilizing her rage to Damon's lies.
Damon heard Elena'd been worried about Stefan because of some weird psychic
connection from Caroline.
Nadia killed a traveler whose soul'd been put inside Matt's body to get
Silas' trust.
Elena and Damon found a safe with a body drained of blood by Stefan.
S503
Qetsiyah made Elena and Katherine having dreams about Stefen for catching
Katherine.
After Qetsiyah saved Stefan, she told the complete story between her and Silas
2000 years ago.
Stefan lost his memories because Qetsiyah fried Silas' brain for depriving of
his psychic abilities.
Nadia caught Katherine.
Matt began to feel something wrong and he's not himself.
S504
Stefan and Elena rehearsed the scene they met first at the school.
After knowing Elena's with Damon, Stefan bit Jesse, burning his diaries and
moved out.
To save Jesse, Caroline let Jesse drink her blood.
Dr. Wesley Maxfield found there was vampire blood in Jesse's system so he
killed Jesse to turn him into a vampire.
Damon went to meet Jeremy alone and finally heard Bonnie'd been dead.
Matt got the sword important and knew someone's really in his body.
Tyler came back for Bonnie's funeral.
S505
To get Bonnie back, Damon's working with Silas.
Silas asked to Damon keep Stefan dead so that he could get his psychic
abilities back temporarily, sifting Qetsiyah's mind and finding where the
anchor is.
To find the hidden anchor after she'd been killed by travelers, Qetsiyah went
to the costume ball displaying collections for finding a pendant, a talisman
that can enhance her magical power.
Qetsiyah found Silas and desiccated him after Stefan sanpped Damon's head,
appearing in front of her, telling her truth.
Tyler broke up with Caroline and left again.
Elena kept investigating Magon's death and met Aaron.
Katherine found Nadia's her daughter.
Silas took the cure and returned to his life as a witch.
Katherine's still alive.