When Maura is nearly shot during a confrontation, time freezes—an event seemingly controlled by the boy’s black pyramid.

The episode masterfully explores the fragility of the human psyche when faced with the unknown.

As the episode concludes, Black Sabbath’s The Wizard plays, underscoring the shift into explicit science fiction. The first mate is confirmed as an agent for Henry, who demands they "bring him the boy" before time runs out. '1899' Season 1, Episode 5 Recap: 'The Calling' - Vulture

Key characters like Krester and Ling Yi’s mother are among those who succumb to the "calling," leaving the survivors in a state of desperate shock.