This section focuses on the story of young Ilusha and his group of schoolboys, with Alyosha guiding them toward moral awareness. Ilusha’s health deteriorates as he nears death, but his friends, including Kolya, support and comfort him. Meanwhile, Ivan becomes increasingly disturbed as he questions Smerdyakov’s behavior in connection to Fyodor Pavlovich’s murder. He struggles with doubt, suspecting that Smerdyakov might have played a role in the crime. However, Smerdyakov manipulates him, deepening his confusion. Alyosha grows concerned for Ivan, who is desperately trying to maintain his beliefs while slipping further into madness. As their first debate begins, the psychological conflict between Ivan and Smerdyakov escalates, foreshadowing the dramatic revelations to come.