
Gloria Lawson finds her daughter-in-law, Elara Linton, a different person after birth: extravagant, cold, and neglectful. She notices the birthmark behind Elara's ear disappeared, arousing suspicion. During a scuffle, Gloria falls down the stairs. She fakes injury and hospitalization to track clues. Finally, the mother-in-law and daughter-in-law team up to expose the imposter's conspiracy.