The Affair by Hilary Boyd

Connie McCabe longs for the summer where she spends the days leading tours across the continent.
But it’s on the glamorous shores of Lake Como where she is truly swept away, when Jared, a much younger man, falls for her.
Despite resisting his advances, Connie finds that he’s got under her skin.
And so begins a long, hot, intoxicating summer where Connie succumbs to temptation – breaking her marriage vows.
At the end of the season, Connie returns home to her husband, ready to put this affair behind her.
But Jared has other ideas . . .