Reece says, "do exactly what I say". Reese says the same thing to Sarah Connor in The Terminator (1984). Reese and Reece were both time travelers from a war-torn future.
Port Canaan (the characters' hometown) is filmed in Stevenston, Richmond, Canada, the filming location for Storybooke---the fictional town from the ABC show "Once Upon a Time"--as well as the location for an alien Amish community in "The X-Files" first-season episode "Genderbender."
Apex's language is shown in Some Dreamers of the Golden Dream (2018) when Naomi writes on the walls of her cabin. Apex's language is based on Chinese characters and writes from top to bottom and from left to right as Naomi does.
In Hope Smiles from the Threshold (2018) in a cabin of the refugee camp is painted "WDTL", an acronym for "We Deserve to Live".