During a diving competition Linda discovers that she has a rare heart condition and is told that her only hope of surviving is a heart transplant. Sensitive, introspective, and intelligent, Linda refuses to be wrapped up in cotton wool, despite her parent's wishes. Determined to experience everything a 13-year-old girl should, Linda starts to work her way through a list of all the things she and her best friend wish to do: have a first kiss, go to a pop concert, travel without parents . . ....