Fans are getting their first look at what happens on The Bachelor finale — and it looks like Nick Viall is in for a huge surprise.

In a promo for the last episode of the reality dating competition, Nick is struggling to decide between Raven Gates, 25, and Vanessa Grimaldi, 29, who each enjoy one last date before meeting his family.

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Referring to his failed proposals with Andi Dorfman and Kaitlyn Bristowe, Nick admits, "My biggest fear is that that will happen again," in the clip provided by E!. "I'm just torn up inside… what if she says no?"

The ladies also express doubts in the final episode, with Vanessa saying, "There's just something that's not sitting right," before walking in to meet with Nick.

vanessa grimaldi raven gates getty

Life & Style reported last month that Nick had a breakdown in Finland, with sources revealing the 36-year-old stopped film­ing three times to confer with host Chris Harrison and producers about his choice.

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"Nick told produc­ers he felt like he was in hell,” an insider said. “He was having a complete breakdown and needed re­assurance on who he was picking.”

SPOILER ALERT! If you want to see who Nick picks, click here.

However, it's the After the Final Rose special that will leave fans speechless, as ABC promises a Bachelor first!

Will Nick get dumped on live television? Will he end his own engagement before heading off to compete on Dancing With the Stars? Will the couple get married right then and there?

We'll have to tune in and see what creator Mike Fleiss has up his sleeve!

Watch the full clip in the video below: