The season 4 finale of "The Vampire Diaries" is only three episodes away and in the upcoming episode 21, "She's Come Undone," Elena will face dire circumstances. Check out the synopsis below!

Fans can expect to see another showdown between doppelgangers Elena and Katherine both played by actress Nina Dobrev. The two previously squared off earlier in the season and with some help from fellow vampire Rebekah, Elena was victorious however word is that in the upcoming scuffle she will not be so lucky.

According to Wetpaint.com, in episode 21, following the removal of her daylight ring Stefan (Paul Wesley) and Damon (Ian Somerhalder) torture Elena with sunlight. The two subject the girl they love to excruciating pain as she catches on fire in result to her sun exposure.

Through torture brothers, Stefan and Damon hope to provoke emotion from the newly malicious vampire. However knowing that they cannot truly harm her because of their love, Elena continues to show no humanity.

In an act of desperation, the brothers call on Katherine in hopes that she will help stir up emotion from Elena considering that the seasoned vampire does not mind inflicting pain on her doppelganger.

Damon, who of course is always one step ahead, plans to kill Matt (Zach Roerig) if Katherine's form of torture does not work. In the past, Elena saved Matt from his impending death in the Wicker Bridge accident.

Damon believes that putting Matt's life in danger could incite her lack of emotions.

Catch "The Vampire Diaries" Season 4, Episode 21 "She's Come Undone" on The CW, Thursday May 2nd.