Stella Grant (Haley Lu Richardson) will soon be seventeen years old ... Like every teenager, she does not break away from her laptop and she loves her best friends with all her heart. But the difference between her and her teenager is that she spends most of her life in the hospital suffering from cystic fibrosis. Her life is habits, principles and self-control - it is thanks to them that she lives. All this will be put to a great test when he meets the charming Newman (Cole Sprouse), also a hospital patient.

Their nascent closeness is torpedo ... a distance that they have to keep from themselves - three steps - not to worsen their health situation. Just how to do it when the feeling starts to get out of control? And to that Will does not want to heal, does not believe in life measured away by three steps away. It is Stella who will try everything he can to fight for life and health. But will it be possible to save someone you love, if you can not even touch it?