Caroline?

A wealthy family is thrown into turmoil when Caroline, a daughter who has been presumed dead for 15 years, suddenly appears to reclaim her inheritance. As the family struggles with their doubts about this stranger. Caroline also learns a secret about her father's new wife and children. An intriguing mystery, a touching drama, "Caroline?" depicts the power and durability of love in the face of suspicion and deception. (official distributor synopsis)