Because the glass really is half full

Jamie is a 15 year old who is dying. She doesn't know how long she has left. So when she realises the glass which holds the essence of her life is slowly but shortly tipping away, she decides to live her life to the full and create a bucket list. A list of all the things she wants to do before she dies. But can she fulfil all of her dreams before her glass is well and truly empty.