 Omar eventually allows Laura to visit the fourth dimension under his supervision, but he warns her that it is extremely dangerous and that he is violating some agreement by revealing the secret.Laura tries to use her access to the higher dimension to impress Pete, a popular boy she wants to accompany to the school dance, but after she seems to disappear into thin air and unlock a door from the other side, Pete realizes something strange has occurred, and she feels pressured to show him the truth, without Omar's knowledge.When she brings Pete into four-space, they lose their way and end up as the captives of four-dimensional creatures.