Things change, from when you were young.
Once, Delilah Cook lived in Sydney, was best friends with a boy called Luke Hemmings, and had big dreams of being a singer.
Then the terrible, tragic and unexpected happened.
Now, Delilah lives in Melbourne, is recently signed music artist, has a best friend named Emilia Jones and doesn’t think about Luke anymore.
At least, that’s what she tells herself.
But when Delilah finds herself on a tour with the 5SOS boys of her past, what could possibly go wrong?