Mackenzie Marsh had cancer when she was 13. She still had her talent for singing, which helped her through most of the pain. When she was 15, she got the tumor in her left leg out, though it costed her her leg. She didn't know what it was like to live until she met guitarist Nicholas Straight.
As Nick shows Mackenzie how to live, they end up falling into a deep relationship with each other. But when one word leads to another, Nick ends up getting in accident that ends up having Mackenzie risking it all.
When Hailey moves into a new town she instantly clicks with Lucas and his friends. The only problem is Hailey found out that her cancer has returned and it's worse this time. She tries to keep her life as normal as she can while going through this and with the help of Lucas and his friends she us able to do just that.