Possible Clues:

• Fourth sequel
• "The Empire Strikes Back," chronologically
• Fifth installment of a miniseries
• Fifth installment
• 'Wolves of the Calla,' vis-à-vis Stephen King's 'The Dark Tower'
• "Wolves of the Calla," vis-Г -vis Stephen King's "The Dark Tower"
• Antepenultimate section of 'Crime and Punishment'
• Tag for the 'Friday the 13th' film subtitled 'A New Beginning'
• Sequel to a sequel to a sequel to a sequel
• Final installment, perhaps