 The tired nurse gets them to continue their fighting via text, and they text each other saying how they wished they had each other lives.Suddenly, magic lightning strikes and knocks them out, and when they get up, they realize they swapped bodies.Ellie remembers something her mom said about how “investing too much emotional energy into an object gives it power over you.” In this case, their respective cell phones, which they cherished because each had once belonged to their now absent parent, had the power to grant their texted wish.