Cadee and Caitlyn are just two 16 year olds enjoying life and being themselves, but they both have a secret you see they are both related to a member of the boyband 5 seconds of summer, Cadees being Luke Hemmings, the lead singer and guitarist and Caitlyn's being Calum Hood, the bassist. They go through so much together ups and downs but always are together no matter how hard it is. Find out more in Secret Brother!
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