What if E.T. AU with carapaces as the aliens and they scattered to the spots with the four kids.
WV is nonverbal due to past experiences so he uses a Speak-N-Spell to communicate with John and his Dad. He is incredibly rude and John teaches him manners and also about human life, but he has to keep WV inside the house all the time because ALIEN.
Rose trying to be at least somewhat civilized with WQ even though Mom is running scientific tests with her all the time. Not invasive ones, just things to understand more about where she is from and what she is and what she does.
AR landing right on top of Dave and Bro’s house and eventually everyone in the apartment complex comes to accept that those Strider brothers have a family visitor who is an extreme furry roleplay enthusiast and that’s why AR is wearing a fursuit the whole time. Eventually AR gathers up all of Dave’s things and hauls the boy up and out of the abusive household he’s in and he just runs the fuck away with Dave to live with WV and John instead. Without taking off the fursuit.
PM landing on Jade’s island results in very little actually changing, Jade just treats PM like a regular guest instead.