Naruto opened the Mangekyō because he was afraid of death

Novel Summary

My name is Uchiha Wu, I am a time traveler, I am a coward, I am very afraid of death. When I learned that I traveled to the Uchiha clan, I was always worried about when that filial son would exterminate the clan. For this reason, I became the first licker of Konoha, licking Uchiha Itachi crazily, and was often bullied by other clansmen, but I endured it. Compared with death, what is this? But why are you still unwilling to let me go? I have become a running dog of the village like you, why do you still want to kill me? Uchiha Itachi: Because of your cowardice, you are not worthy of the glory of the Uchiha clan! When Uchiha Itachi inserted the cold knife into my body, my Mangekyo finally awakened... [Blackening, System, Single Female Lead]

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