Cassandra, who has just arrived in the Italian town of San Remo, is shocked when millionaire Carlo Valenti appears before her. He used to be her older sister's lover, but he cast her aside when she became pregnant. After her sister's death, Carlo sought child custody, so Cassandra grabbed her niece, Teresa, and fled. Now he brings the two of them to his mansion, where he will reveal the shocking truth about Cassandra's sister. Who can Cassandra believe?