Just a sister (Luke Hemmings)

This is a story about a girl named Soul Hemmings and yes she is the sister of Luke Hemmings the famous pop rock band. She is very shy,but in her life she has a very big secret that she can't stop herself from revealing, but she keeps it in for at least 8 years. She her crush is her very own brother. But guess what? Her brother secretly likes her to. What happens when she can't take it no more ? What will she do when she figures out her best friend loves her? Read to find out:)