Elisa lets her daughter, Lucia, stay overnight at a new friend's home. The next morning, she's gone.

Hope arrives for Elisa in the form of a letter, but is her husband Fred telling her everything?

Rebecca claims to be Lucia's real mother as Selma makes startling revelations about Elisa's past.

Selma discovers a secret buried deep in Elisa's past that could unlock the search for Lucia.

Long-held secrets are finally revealed as Elisa embarks on a race against time to save Lucia.