The most recent shonen deuteragonists to garner parallels are Megumi from Jujutsu Kaisen and Aki from Chainsaw Man, however they differ from one another more than they seem.
Chapter 3 of Naruto: Sasuke's Story -- The godlike Sage of the Six Paths had a startling side mission, according to The Uchiha and the Heavenly Stardust.
Chapter 3 of Naruto: Sasuke's Story — The Uchiha and the Heavenly Stardust contains a shocking revelation about Naruto and his relationship with Kurama.