Migi tries to decipher Miki’s abilities as Shinichi desperately tries to fight the enemy. Following Migi, he lures the other parasite into the forest where he and Migi successfully decapitate Miki. However, much to their surprise, another parasite takes over the head as the severed one attaches itself to the right arm of the host. It turns out that there are actually five parasites in the body, and only Miki and the other parasite can act as the leader of the body. However, only the latter can completely unify all of them, and in an instant, the head morphs and Shinichi recognizes the new face. Goto, the man that he saw before in Takeshi Hirokawa’s campaign, plunges toward at him as the enemy skillfully attacks him with an unbelievable speed using the parasites in his limbs. Fortunately, Shinichi manages to get away from Goto and he decides to hole up while recovering.
Meanwhile, the other members of Hirokawa’s organization wipe out Kuramori’s family and burn his agency to cover up their secret. Shinichi sees the news about the tragic massacre of the investigator’s wife and daughter, and he calls his father to ask him to leave their house for the meantime to avoid the monsters that might be on the lookout for him.
Shirou Kuramori decides to seek revenge on Reiko Tamura for causing him tribulation, and he follows her to her apartment. However, unbeknownst to him, Reiko senses other parasites and she searches for them, who turn out to be her associates from Hirokawa’s group. The three parasites harbor animosity toward her and even regard her as a threat to their kind for her peculiar curiosity about humans.