Calum Hoods Sister // 5sos Sister

Isabella was Calum Hoods twin sister, but Calum was over protective only because he was 2 minutes older. He kept her hidden from the fans, co-workers, and most importantly the band. What will happen when Isabella is exposed to the public and band and what will happen when she reveals her secret?

My brothers bandmate. (5SOS)

Ariana Irwin is of course Ashton Irwin's sister, he's very protective over her and he wants her to be safe. What will happen when she meets his friends?.