Jericho is an American action/drama series that centers on the residents of the fictional town of Jericho, Kansas, in the aftermath of nuclear attacks on 23 major cities in the contiguous United States.

Two truckers hired to transport toxic waste across the country get caught up with a teen genius who stows away on their truck.

Each year, three brothers Samuel, Jeffrey and Michael Douglas visits their Japanese grandfather, Mori Shintaro whom the boys affectionately refer to as Grandpa, for the summer. Mori is a highly skilled in the fields of Martial arts and Ninjutsu, and for years he has trained the boys in his techniques. After an organized crime ring proves to be too much for the FBI, it's time for the 3 brother NINJAS! To use their martial arts skills, they team up to battle the crime ring and outwit some very persistent kidnappers!