After already being attacked twice on the journey, it makes no sense to cut the protective force in half just to deliver a body, and of someone they didn't really know. It's a one person job and the principal hasn't been delivered safe yet.
I wouldn't have switched stories, no matter how good. Better to be suspected of lying than proving it. I guess we'll see how it sorts out.
This is as good the second time around.
Peter is fortunate he is very mature for his age and that he has an escape route. I hate to contemplate the trauma if it was otherwise.
And those tingles and a coin will buy a spot on a lotto board. They can still explain their skills, Brohm's father trained him to be a soldier and Nathan's was a master archer. No mysteries to solve there. They only need to remain calm and not act guilty.
The tasks are simple, 1- disable 4 Runner (i..e. chew wires, ideal for raccoon or squirrel), 2- disorient and overpower bad guys, 3- rescue damsel, and 4- disappear with an 'Aw shucks ma'am, 'tweren't nuttin.'
As thorough and well prepared as Gramps and Pops tend to be, it would be expected they would have some means of emergency comm gear. And then there is the campground.