Orphan or Imposter?

Plot:

This is the story of Nathalie Barnett, a dwarf adopted out of Ukraine, but was she adopted at age 6, or was she closer to 21? The adoptive parents were shocked to see their new adopted 6 year old had pubic hair and menustrated. This episode tells the story of the family's bewilderment and struggle to discover the enigma, "Who are you!?"