Tessa is seventeen and passionate about life. Diagnosed with a terminal illness, she determines to use every moment, compiling a catalogue of what a normal teenager would experience, including losing her virginity and taking drugs, With the help of her best friend, Zoey, she sets the list into motion. And while her parents and brother each deals with their fear of losing her in their own way, Tessa explores a whole new world, determined to live every day as intensely as possible. Falling in love with her new neighbor, Adam, wasn't on the list, but this proves to be the most exhilarating experience of them all.