A strange phenomenon occurs in the STM that heralds the imminent arrival of the Korven pan-dimensional invasion force. Thorne is plotting to help them, and has as his back-up a sinister secret weapon that has K-9’s regeneration disc implanted, making it indestructible. K-9 faces his biggest threat ever! Emotions run high and Gryffen and the youngsters face the unknown as their world faces utter destruction!