Starting when Anastasia "Ana" Steele (Dakota Johnson) is willing to help a friend sekampusnya, Kate Kavanagh (Eloise Mumford) to interview a 27-year-old billionaire, Christian Grey (Jamie Dornan), which will be published in the campus newspaper. Literature student from Washington State University, Vancouver is still the 21-year-old went to Seattle, where the company is owned by Grey. Finished the interview, their meeting was continued with a cup of coffee. Turns Grey is a perfect man, handsome, brilliant, but have properties which likes to impose its will. Even so, Ana is an innocent and naive girl, apparently silently interested and like Grey. And without realizing it, as well as Grey who also fell in love with Ana. However, those feelings can not be expressed. Ana after completing his studies, he held a party with her friends. Because too much to drink alcoholic beverages, Ana passed out. At that time, Grey came to meet him. When waking up from fainting, Ana finds herself in a hotel room with Grey. However, he was relieved that Grey did not harm him. Since then, they agreed to establish relationships both.