I
Travels to St. Petersburg, engages in conversation with Rogozhin and Lebedev, accepts Rogozhin's invitation.
II
Arrives at General Epanchin's house; passionately discusses the psychological torment of capital punishment with a servant; introduces himself to Gavrila Ardalionovitch.
III
Shows his calligraphy, accepts lodging at Gania's, and discusses Rogojin and Nastasia's portrait.
V
Arrives at the Epanchin home, described as a beggar-like figure with fits, but displays gentle manners and philosophical insight.
VI
Narrates the story of Marie and reflects on his childlike nature and decision to return to Russia.
VII
Observes Nastasia's portrait with sympathy, delivers Gania's note to Aglaya, and calmly confronts Gania's insults.
Chapter VIII
The prince is a lodger in the flat, bewildered by the family's discord and shocked by Nastasia Philipovna's sudden appearance at the door.
IX
Mistaken for a footman by Nastasia, he tries to calm Gania and reveals he recognized her from her portrait.
Chapter X
Defends Varia from Gania's blow, receives a slap from Gania, and responds with compassion.
Chapter XI
Retreats to his room after the scene; reconciles with Gania; shows compassion and insight into Gania's character.
XII
Seeks General Ivolgin's help to reach Nastasia Philipovna's; regrets trusting the drunken general.
XIII
Arrives at Nastasia's flat, nervous and uncertain of his purpose, but determined to warn her against marrying Gania.
XIV
Asked by Nastasia for his opinion on her marriage; he advises against it, and she accepts his decision.
Chapter XV
Moved by compassion, he declares his love for Nastasia and offers to marry her, revealing a potential inheritance.
Chapter XVI
Proposes to Nastasia, expressing his respect and desire to care for her.
I
Has been absent for six months; his whereabouts and actions are mysterious, though news from Princess Bielokonski suggests he is well and making a favorable impression in Moscow.
II
Arrives in St. Petersburg by morning train from Moscow, troubled by a hallucination of glowing eyes; visits Lebedev's villa to inquire about Nastasya Filippovna.
Chapter III
Attempts to calm Rogojin's jealousy, professes pity for Nastasia, and declares he will leave if the marriage proceeds.
IV
Visits Rogojin's house, discusses faith, exchanges crosses, and receives Rogojin's mother's blessing.
V
Experiences intense inner turmoil, guilt, and fear of his malady returning; visits Nastasia's house and later confronts Rogojin on the stairs.
Chapter VI
The subject of the 'poor knight' discussion; he is embarrassed and confused by Aglaya's speech.
Chapter VII
Greets Evgeny; prepares to receive the group led by Burdovsky; feels self-reproach for suspecting an arranged humiliation.
Chapter VIII
The subject of the scandalous newspaper article; he is embarrassed and declares the article false.
Chapter IX
Remains gentle and forgiving, offering tea to all despite the confrontation.
Chapter XI
The prince is introspective, troubled by the recent events and his own conflicting tendencies of trust and suspicion. He longs to leave but feels drawn into the intrigue.
XII
Confronted by Lizabetha Prokofievna about his letter to Aglaya and the note forbidding his visit; defends his sincere, brotherly intentions.
Chapter II
Feels horror and pity upon seeing Nastasia, convinced she is mad; clarifies to Aglaya he never intended to propose.
III
Receives Aglaya's note, laughs off Keller's duel talk, and engages in a heated philosophical exchange with Rogojin about love and jealousy.
Chapter IV
The prince is cheerful, has drunk champagne, and listens with interest to Lebedev's speech, laughing heartily with the others.
V
Attempts to dissuade Hippolyte from reading his manuscript, showing concern.
VII
Hosts the gathering; attempts to mediate and expresses readiness to take steps to prevent Hippolyte's suicide.
Chapter VIII
Defends his past with Nastasya, admits he came back for her, and discusses Hippolyte's suicide attempt.
IX
Calmly explains the morning meeting to Lizabetha Prokofievna, then returns home tired but happy.
Chapter X: The Nightmare Letters and the Midnight Encounter
Tormented by Nastasya's letters, he reads them and is deeply affected; later he wanders to the Epanchin house and then meets Nastasya on the road.
III
Receives General Ivolgin with patience, offers a soothing platitude, and later questions Lebedev about the missing money.
IV
Listens patiently to General Ivolgin's stories, responds with sincere interest and kindness, but later laughs heartily and feels pity; receives a farewell letter from the general.
Chapter V
Comforts Hippolyte with sincerity, discusses the difference between historical and modern men, and advises him to 'pass us by and forgive us our happiness.'
VI
Receives the intercepted letter from Lebedev and is warned by Aglaya about his behavior at the upcoming party.
VII
Delivers an impassioned speech about sincerity and beauty, then suffers an epileptic seizure and collapses.
VIII
Present at the meeting, tries to mediate between Aglaya and Nastasya, ultimately stays to comfort Nastasya after Aglaya's departure.
Chapter IX
The prince is at the center of the scandal, preparing to marry Nastasya Filippovna while still seeking Aglaya. He is described as acting strangely, possibly out of his mind, and agrees to the marriage casually while showing signs of genuine love for Nastasya.
Chapter X
Anxiously studies Nastasia's symptoms, tries to soothe her hysterics, and is troubled by Hippolyte's warnings about Rogojin.
Chapter XI
In a state of mental collapse, he searches desperately for Nastasia, visiting Rogojin's house repeatedly and consulting friends.
XII
Returned to Dr. Schneider's sanatorium in Switzerland; his brain is fatally injured and he does not recognize visitors.
