The Husband's Secret by Liane Moriarty

Cecilia thought she knew her husband.

That is until she finds an envelope with 'to be opened in the event of my death' written in his hand. Unable to resist temptation, she opens it, and learns a shocking truth he has never dared reveal.

Now Cecilia faces a terrible choice.

Because revealing her husband's secret will hurt those she loves the most . . .

But could the consequences of staying silent be worse?