This was meant to be Alice's year to shine. But things are already going wrong. School. Friends. Family...
 
And no matter what Alice does, she'll never be able to live up to her annoying big sister's achievements, right?
 
Through her letters to Greta Thunberg, Alice finds herself opening up about her life. And as Alice approaches the hard questions by wondering, 'What would Greta do?', she starts to believe that she can make a difference - a big one.