Geek turned tech entrepreneur Owen Dalton already had his heart broken by Jenny Castelli. Still, he finds himself agreeing to her proposition—even as he struggles to remember that the chemistry sparking between them isn't real. But when Jenny's ex makes a play for custody and Owen is forced to deal with the family who always treated him as "second best," their arrangement suddenly becomes personal. And that lie they've been telling everyone? It isn't nearly as big as the one they've been telling themselves.