Separated from his friends, Ruuji runs into an anti-Digald group calling themselves "Tenka Muteki no Muteki-dan", and meets their leader, a woman called A Kan. The group assists Ruuji in searching for his friends and he is soon reunited with Garaga. They set a trap and attacks a Digald supply train, but Bio-Raptors arrive and Ruuji and Garaga are forced to save the Muteki-dan.