Doubt

She sees all the signs before she gets suspicious. The first time he got home past midnight, she was just scared. She thought something had happened to him and was relieved when he came home. Clouded by worry, she never bothered thinking about what he was doing out so late. But he came into bed and kissed her goodnight, and that was all she needed to fall asleep and forget. Later that morning, before she woke their daughter up, she casually asked him where he was while handing him his coffee. He stared into the coffee and shrugged.

Out with the guys, he justified.

But she smelled another girl on him.

she knows

and i know she knows