This Is Your Brain on Ickis

In the course of giving Simon, the Monster hunter, a routine nightmare, Ickis gets sucked into Simon's brain. Ickis can see through Simon's eyes and discovers that he can control Simon's actions. Ickis takes Simon on a rampage through the city streets. Word spreads of this crazy man and he is finally detained by doctors. Oblina and Krumm must get Ickis out of Simon's brain before the cat scan reveals his existence.