In a distant future, Earth was under siege by the ruthless Muge Zorbados Empire, alien invaders intent on dominating and exploiting the planet and its inhabitants. But Earth had a fierce line of defense - the Cyber Beast Force, comprised of four skilled soldiers: Shinobu Fujiwara, Sara Yuki, Masato Shikibu, and Ryo Shiba. These brave warriors piloted the mighty mecha Dancouga, a combining super robot capable of incredible powers.