Stepmom

Anna and Ben, the two children of Jackie and Luke, have to cope with the fact that their parents divorced and that there is a new woman in their father's life: Isabel, a successful photographer. She does her best to treat the kids in a way that makes them still feel at home when being with their dad, but also loves her work and does not plan to give it up. But Jackie, a full-time mother, regards Isabel's efforts as offensively insufficient... (imdb)