On the Way is the ninety-first chapter of The Promised Neverland.
The chapter starts with Lewis remembering when he hunted Lucas' squad and expresses his enjoyment of hunting worthy prey. He thinks about how the humans he's hunting in the present are what he's been waiting for this whole time.
In a flashback, Emma explains her belief that the demons' regeneration may been a conscious process because of how Lewis hadn't regenerated his hand until he broke into the house. Ray supports this by theorizing that regeneration may have some kind of handicap. The group decides to
- In the first page of this chapter, in the man's flashback, he was seen holding his dead friend in his arms with a terrified look on his face―this is a reference to Ilya Repin's famous painting "Ivan the Terrible and His Son Ivan on November 16, 1581", or simply "Ivan the Terrible and His Son Ivan".
- Furthermore, in Issue 28 of Shounen Jump Manga, Kaiu Shirai commented how he view the painting as "damaged" and loves it, saying how expressive it is. Hence including the painting's pose into Chapter 91 of the Manga.