Nikki and Franklin's marriage struggles in the shadow of the soulmate test.

David's life is turned upside down when Alison presents him with proof that she's his soulmate; they start a torrid affair, but everything may not be what it seems.

Adam and Libby's happy marriage is disrupted when Libby's test results come through.

Mateo and Jonah go on a wild Mexican adventure to retrieve Mateo's passport.

After waiting for years, Caitlin gets matched with a handsome doctor who harbors a dark secret.