March 24, 1998: A night of partying turns tragic when Amy Bradley vanishes from a cruise ship without a trace, leaving her family frantic to find her.

After the Bradleys make a public plea for information regarding Amy's whereabouts, new witnesses come forward — but are any of them promising?

The 20th anniversary of Amy's disappearance reignites public interest in her case. Propelled by this momentum, her family hopes to locate her at last.