Four tweens develop a life-long friendship when they discover an injured mystical sea creature. They go to extreme lengths to protect it from selfish scoundrels set on capturing it and harming it for their own profit.

Elegant, proper Grace and freewheeling, eccentric Frankie are a pair of frenemies whose lives are turned upside down - and permanently intertwined - when their husbands leave them for each other. Together, they must face starting over in their 70s in a 21st century world.