The film based on Delia Owens' mystery novel hits theaters July 15.
It isn’t just crawdads that are singing.
“There are things that only Carolina knows… and you soon will too,” the post read.
Daisy Edgar-Jones in ‘Where The Crawdads Sing’ and Taylor Swift.Columbia Pictures; Kevin Mazur/Getty Images
“Taylor’s original song #Carolina is out at MIDNIGHT ET.”
But when her ex-boyfriend’s body is found, she becomes a murder suspect.
Swift shared the film’strailer in March, expressing her own love for the book.
Where the Crawdads Singhits theaters July 15.
This article was updated with the “Carolina” song drop and lyric video.
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