The Wick of the Sharingan

John Wick is reincarnated into the body of a Uchiha clan member with a dormant Sharingan.
As he unlocks the power of the Sharingan and trains to become a ninja, he realizes that his skills as an assassin are highly prized in the ninja world.
John soon becomes a sought-after mercenary, taking on assassination jobs for various ninja factions. However, as he delves deeper into the ninja world, he discovers a conspiracy that threatens to destabilize the entire shinobi world.

John must use his skills as an assassin to protect the ninja world from this threat.