littlefoot has been having nightmares of grandma longneck falling to her death, which almost occurred during an earthquake, but grandma longneck luckily saved herself before she fell. grandma longneck comforts and teaches littlefoot important life lessons called "wisdoms". later on, littlefoot, cera, ducky, spike, and petrie meet three yellow-bellied dinosaurs, loofah, doofah, and foobie. they have lost their way while traveling to distant berry valley. loofah, doofah, and foobie seem to be too unintelligent to find their way back, so littlefoot and the others decide to help their new friends whilst sharing wisdoms along the way.