Mackenzie Johnson, a photographer, trouble maker, sport playing, singer, musician 17 year old. Her brother, Jack Johnson, of course has his friends. And Mack just happens to like one of them; Jack Gilinsky. But, when Gilinsky makes the announcement of him having a girlfriend, Mack was hurt but not going to make it have a huge impact in her life. So, while she sits there with Sammy Wilkinson, she soon gains feelings for him, but does Jack want that? And will Mack dating Sammy end up good?