[[we thought he was a 16-year-old and only found out years later that he was 20 years old at the time my parents fostered him.]]
Sounds liek the show ‘The curious case of Natalie Grace”- a ukranian adoptee- but they aren’t sutre how old she really is- it was a weird weird case all around- the adopting parents were really bizarre people-
I’ve seen a few stories similar to that on true crime series.