The epic and unforgettable love story that began in Binding 13 continues in Keeping 13. Falling in love was the easy part. The real test is now... Since Johnny Kavanagh was injured, he has been living a different life – without his beloved number 13 jersey, he no longer knows who he is and feels lost. Fortunately for him, there is a mysterious girl who haunts his mind. Shannon Lynch has always been good at keeping secrets. After all, she has realized that bad men do not only exist in fairy tales, but on the contrary, they are very real. After her traumatic trip to Dublin, she is trying first and foremost to find a way to protect her little brother, and to succeed, she will close herself off again. There is only one boy who can pull her out of the darkness she is sinking into. The boy to whom she has given her heart. But what Shannon does not know is that the secrets she has kept so well will be revealed and nothing will ever be the same. Will Johnny and Shannon's love endure?