Things go awry when Audrey, Nathan, and Duke end up trapped inside a haunted house on Haven. "Real Estate" is the sixth episode of the show's third season.
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Haven Season 3 Episode 6 Quotes

Claire: No costume?
Audrey? Me? Dress up as someone else? No. I feel like I do that every day of my life. I could have actually been a cheerleader at one...
Claire: I'm a vampire slayer.
Audrey: Sure, that's cool.

It amazes me how some men struggle with chivalry.

Claire