Reborn into Naruto World with Tenseigan - Chapter 646 - Abnormality

... was grafted with the Sharingan of the Uchiha Clan, while the other, the left eye, remained a normal eye… This fact was not altered by the preceding transformation operation.

This truth, however, has changed at this time… The left eye, which was supposed to be a regular human eye, has grown into a scarlet red Sharingan with three tomoe.

Even individuals who are utterly inexperienced with the Sharingan of the Uchiha Clan would notice something unusual about the circumstance, let alone ...