Mackenzie "Mac" Cabot is correct to the core. She is used to following rules and pleasing people: parents, friends, boyfriend. However, deep down in her soul, the girl really wants to become independent, focusing on developing her Internet business. But in order to achieve this goal, she needs to finish her studies. She moves to the coastal town of Avalon Bay, hoping to do everything right. According to the rules. But all her plans go down the drain when she meets local bad boy Cooper Hartley. He is rude and harsh, not shy about speaking in person. A direct threat to her orderly life. Mackenzie decides that there is nothing wrong with becoming friends with him, but soon realizes that it was a bad idea. Very bad.