Jen and Jan finished their breakfast, got their backpacks, and ran outside to the bus.
The bus had just stopped in front of their house, so they rushed over to keep everybody from waiting. Jen and Jan sat next to each other and looked at each other and smiled.
They each, like a mirror image, reached down to the other's skirt and slipped their hands into the others vagina. They started moaning, joining the cacophony of moans already in the bus.
Jen and Jan both cummed at the same time, making a mess all over their seats.
By the time they got to school, everybody had cummed a couple of times, and they all put their extra clothes on.
Everybody else went to class, while Jen and Jan...
(It is acceptable to have sex on the school bus and Jen and Jan are lesbian)