The film follows two exes who, after bumping into each other when their flights get delayed due to a snowstorm, spend the night at the airport reliving their past.

However, a storm, later identified as a bomb cyclone, causes flights at the airport to be delayed, leaving Willa and Bill to reconnect.

It is announced that Willa's flight to Boston is now boarding, but she ends up giving up her seat for a family.

Bill tries to sign his phone number to Willa, only for their flights to depart as the contrails from the planes form a heart.

[5] It is produced by Jonathan Duffy, Kelly Williams, Laura D. Smith, and Kristin Mann.

[12][13][14] In North America, the film made $601,372 from 1,492 theaters in its first day, and went on to make $1.5 million from its opening weekend, finishing in ninth.

The website's consensus reads: "A pair of beloved stars and a refreshingly mature take on rom-com tropes are almost enough to overcome What Happens Later's increasingly cloying execution.

[17] Audiences polled by PostTrak gave it a 43% overall positive score, with 25% saying they would definitely recommend the film.