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Alice is about to graduate high school; Kat and Elliot dream of the next steps for their relationship; Del realizes she will soon be an empty-nester again.

When Kat finds herself in a new era of Port Haven history, new mysteries unfold. Meanwhile, Alice revisits a familiar time, and Del tries to help Elliot. Stars Andie MacDowell, Chyler Leigh, Evan Williams, Sadie Laflamme-Snow.

Kat and Elliot plan a romantic getaway, while Alice tries to gather more clues. Del and Sam get a surprise visit from Elliot's father, Vic.

When Nick arrives back in Port Haven, Del throws a party like old times. Alice has to keep her distance from Young Colton and Del, but tries to learn more.

When Nick joins Kat on her search for more information about Elliot's mother in the 1920s, the two realize they may be in over their heads.

Elliot becomes engrossed with uncovering more of his mother's secret history and recruits Kat's help, while Jacob reacclimatizes to life in Port Haven.

Some questions are answered for Elliot and Kat, while others linger. New choices arise for Alice as she evaluates her future.

As Kat works to piece together what lies ahead, Elliot tries to learn more about Tessa as he does his best to reconnect with his mom.

New Year's Eve in 1925 brings into focus the Landry and Augustine families' destiny, and Elliot and Kat witness it. In another time, Alice does the same.

Across generations, endings and new beginnings arrive for the Landry family and their loved ones, as the pond always brings surprises.