The "Secret" family

A 12 year old boy is on a some what dangerous adventure looking for lost family. If Thomas stops thinking of them of his family his little adopted sister will disappear. Thomas has to stay on his trail without getting distracted from the people who don't want him to find his family. Once Thomas finds his lost brothers and sisters he will Officially be a Secret. Will Thomas find just his adopted brothers and sisters or will he find a brother from the same father and mother as him. Thomas finds something out is secret his new family's real last name or is it an undercover one.
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