Konoha: Sign-in, Rinnegan at the Starts
Reborn as an ordinary Genin of the Uchiha clan, Ryujin thought he would lead a mundane life. However, fate had a surprise in store for him when he was unexpectedly bound to the Sign-In System.
By signing in at Kannabi Bridge, he obtained the [Rinnegan].
By signing in at the Hokage Mansion, he gained the [Flying Thunder God Technique].
By signing in at a Ryuchi Cave, he was rewarded with the [Sage Body].
...
Determined to become the strongest in the Shinobi World, Ryujin silently continued signing in at Konoha, vowing not to reveal his power before he achieved his goal.
Ten years later, when Konoha decided to destroy the Uchiha clan, Ryujin was forced to take action.
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