Like all five-year-old boys in primary school, Gabe (Josh Hutchison Josh Hutcherson), a 10-year-old boy who lives in New York, is having a little problem of his own. First of all, parents are getting divorced, but they still have to live under the same roof because of American law. Second, although Gabe always thought that girls of the same age were one of the scariest creatures in the world, thinking that they would get lice as long as they touched them, and even believed that bad luck would happen as long as they were touched by girls. But fate makes him fall in love with his partner and classmate Rosemary (Charlie Lei Charlie Ray) during a karate training session. Can Gabe restore the feelings of parents? What crazy behavior would he do because he likes Rosemary?