A teenager gets pregnant and puts the child up for adoption.
The child grows up with an adoptive family who knows the birth mother.
The child has a good life with good people.
Rumor has it that the child's father is someone famous.
The child becomes an adult and learns who the famous person is.
They are pretty famous and pretty rich.
They are also dead.
Should the child be able to sue to be able to get part of the very sizeable royalities the famous father's estate still gets?