Most people think she's a normal teenager, and she thinks the same but what she doesn't know is that Luke Hemmings her brother is in Five Seconds of Summer with three other guys. She hasn't seen her brother in three years and for summer break she's going to go see Luke but Luke didn't know that she didn't know he was in a band. Are there any other secrets she doesn't know about her life? Will she like the guys? Will she develop feelings for any of the guys? Find out in BAND?!