Dateline: Secrets Uncovered (2017)

S9E14 The Landing

Title: The Disappearance Plot: Heather Elvis, a spirited young woman, yearned to leave her footprint on life. But one day, she vanished without a trace. Authorities uncovered a complicated love triangle that hinted at a potential motive. However, the Elvis family remained plagued by an unanswered question: What happened to Heather?