In the close-knit community of Chesapeake Shores, Maryland, Susie OāBrien and Mack Franklinās not dating claim befuddles everyone, especially since the two spend every spare minute together. Susieās thrilled when their friendship finally heats up. Then, just when happily-ever-after seems within reach, Mack loses the job he loves and Susie faces a devastating diagnosis. But OāBriens always unite in a crisis. Even her cousin Jess, Susieās rival for most of their lives, becomes her staunchest supporterāespecially when Mackās former lover comes to town. The stakes are higher than ever before, but Susieās definitely up to the challengeā¦ as long as Mackās right there by her side.