The widowed Lady Susan Vernon attempts to gain financially secure relationships both for herself and her wayward but shy daughter Frederica.

Juliet Ashton, a thirty-year-old author, writes to her publisher expressing her desire to stop covering the aftermath of WWII, but Guernsey farmer Dawsey Adams invites neighbors to write to Juliet with their stories, which puts her off at first but eventually helps her find inspiration for her next book, and her life.

When Eugene Mast leaves his Amish community in Indiana to teach in Iowa, he also must leave his beloved Naomi Miller, so for the next nine months of the school term, Eugene and Naomi keep their romance alive through love letters.

Ivy Rowe never strays far from her Virginia mountains, but through the years, the letters she writes take her on a journey of passion and wonder.

While Constance pursues suspected German spies and Fleurette performs for the troops as America enters World War I, Army Signal Corps pigeon-project manager Norma investigates a theft of medical supplies to clear a field hospital nurse's name.

When Jupiter notices a planet circling a far star, he enlists the other planets in our solar system to send a letter, but soon there is a disagreement on which, exactly, is the exoplanet.

Dear Glory, Loneliness is built into the fabric of this war, isn't it? I say a little prayer before I stick my hand in the mailbox. The "Rockport, Massachusetts" stamp on the front of an envelope means the clouds will part, revealing a brilliant sun.... It's January 1943 when Rita Vincenzo receives her first letter from Glory Whitehall. Glory is an effervescent young mother from New England, impulsive and free as a bird. Rita is a Midwestern professor's...

August 1914. England is at war. As Evie Elliott watches her brother, Will, and his best friend, Thomas Harding, depart for the front, she believes--as everyone does--that it will be over by Christmas, when the trio plan to celebrate the holiday among the romantic cafes of Paris. But as history tells us, it all happened so differently... Evie and Thomas experience a very different war. Frustrated by life as a privileged young lady, Evie longs to play...

After graduating high school, Mia Peters isn't ready for goodbyes, especially to Britt. When Mia finds letters addressed to her from her estranged mother, she knows she's almost out of time before Britt leaves.