Here's the synopsis from the back cover of the book,

"Readers fell in love with Eve and Ruby in Jay Gilbertson's hilarious, heartwarming debut novel, Moon Over Madeline Island. Now a whole new set of adventures are in store for the fabulous ladies of the lake...

Things have been good for Eve and Ruby ever since the moved to Madeline Island in northern Wisconsin. Their apron-making business has taken off, their one-dilapidated cottage is now the envy of the town, they've made great new friends and there's always lots of love and laughter. But there's still something missing from Eve's life—her daughter. When she was just seventeen, Eve gave her up for adoption—and not a day has gone by where she hasn't wondered...

Professor Helen Williams isn't sure what to make of the breezy letter from her "biological" mother, inviting her for a visit as if they've been dear pals who just happened to lose touch. She's not so sure she wants to know this woman who decided to pass her off to someone else. But curiosity gets the better of her an soon Helen finds herself careening through the middle of Eve and Ruby's marvelous madcap world. And before long, she's realizing that getting to know her new mother is the best gift of all..."

Curious to know more? Read the prologue to Back to Madeline Island here.