You Me Everything by Catherine Isaac

Jessica has been a single mom to ten-year-old William since she split up with William's father, Adam, right after William's birth. Now, it's Jessica's mother's wish for Jessica and William to spend part of the Summer at Adam's resort chateau that he's renovated in France. She insists that William and Adam have to really get to know one another and bond. After a few hiccups, including the presence of Adam's much younger girlfriend, Simone, they begin to spend time together. Still, Jessica's mum, Susan, getting sicker every day, from a disease that has no cure, is always in Jessica's mind. Will she be able to relax, enjoy the beautiful countryside, and put her worries aside for a bit? You Me Everything is a heartfelt novel filled with humor and emotion.  Perfect for fans of Jojo Moyes. It will be published in May.