Parasyte -the maxim-

The whole world is about to change one quiet evening with the arrival of parasytes who devour human brains. One of their eggs lands at the home of Izumi Shinichi, a high school student. The hatched parasyte attacks Shinichi, but it faces unexpected resistance and fails to infiltrate his brain.

As the number of mincemeat murder victims grows, Shinichi, alone in his knowledge of the truth, is in turmoil. When Migi suddenly alerts him to the presence of another parasyte, he is aghast to find that it is in his own school. Paranoid, Shinichi attends a schoolwide assembly, where the staff introduce a beautiful new teacher...

Running late to school, Shinichi sees Nagai in trouble with some punks. When Shinichi steps in to help, he meets a high school student, Kimishima Kana. Shinichi and Satomi share a close moment when she tends to his injuries, but his life is about to take a sudden turn with a single phone call from his father...

Thinking hed found his mothers killer, Shinichi instead meets Uda Mamoru, a man in a similar situation as himself. Uda sympathizes with Shinichi and suggests that they all work together. The time to avenge his mother has come at last! Shinichi heads to the precipice...

Yuko is drawn to Shimada Hideo, but gradually realizes that something is seriously amiss with Shimadas face itself. As Yuko pursues Shimadas secret, she connects the dots between him and her brothers police investigation.

Kanas feelings for Shinichi grows day by day, and so does Shinichis apprehension about Kanas ability. As ordinary life returns, Satomi struggles with her mounting suspicion that something has changed in Shinichi. Meanwhile, a new parasite appears to wreak havoc in a local gang hideout. Everyones lives are about to get shattered yet again.

A few days after Kanas death, things seem to be back to normal for Shinichi. Satomi and her friends are perturbed by his seeming indifference, but Shinichi, himself, is grappling with his own sense of disquiet with his unnatural state of mind. Meanwhile, a man begins snooping around about Shinichi...

Though still full of doubt, Kuramori has, for the time being, accepted Shinichi. Soon after, Kuramoris resolve is severely shaken by witnessing a parasite murder a human being. Shinichi is frustrated by the turn of events, but the lull is cut short when a new parasite appears...

Having determined Tamura to be a threat, Kusanos group moves to eliminate her. Meanwhile, Kuramori moves to avenge his familys death by abducting Tamuras baby. With her baby in his arms, Kuramori faces Tamura and threatens to throw the infant down a steep slope--what will Tamura do?

Suspecting Shinichis connection to the parasite cases, Hirama arranges to have Shinichi meet with Uragami, a convict with a peculiar ability. Although cleared of any suspicion and able to return to his high school life, it isnt long before Hirama appears once more before Shinichi. A government operation to neutralize the parasites with Hirokawa is about to begin...

The assault squad succeeds in eliminating Hirokawa, the parasites leader, but they find themselves in a bind when the ultimate parasite appears. Their failure to eliminate Gotou strikes fear into Shinichis heart--who will give him the final courage to face Gotou?

With no chance to survive, Shinichi pulls off a desperate move.