When the Autobots brought their war with the Decepticons here on Earth, it caused the humans to have a war amoung themselves. A brother begs the Autobots to allow his sister to stay here until it is safe again. Jen must learn to adapt to her new lifestyle amoung the Cybertronians.
With ups and downs, the Ark and the human learn that the meaning of family is much more than just bloodlines.