"This way," Lily said/olfactorily communicated/empathically sent to Raphael, leading...basically in the direction most opposite of their understanding of Manchineel's direction based on Watcher's previous scouting while still being kinda perpendicular to Raphael's original route. She'd stay close to Raphael as they travelled, hoping to keep her calm.

Spoiler
Show
Persuasion: (1d20+20)[25].
Persuasion: (1d20+20)[23].