Daddy, Help! Mommy is DyingEpisode 2

During her pregnancy, Mia discovers that her fiance, Ian, is the heir to the powerful Wilson family. To secure the treatment he urgently needs, Mia leaves without saying goodbye but is caught in a devastating accident, making Ian believe she’s gone forever. Seven years later, Ian accidentally finds that Mia is still alive. With a little girl Molly calling her Mommy, she is now mentally impaired and doesn’t seem to remember him at all. What happened in the lost seven years? What will Ian do?