: Saanvi makes a major discovery by listening to the ultra-low frequency on the Flight 828 black box, finding the "Callings" are actually recordings of the passengers' own voices.
: Reviewers noted the episode successfully increases the "doomsday" stakes as the Death Date looms closer. Manifest 4x3
: Cal attempts to remember his missing years and discovers his scar is glowing, linking him directly to the plane's mysterious beacon. : Saanvi makes a major discovery by listening
