I Am Obviously a Human Being, but I Am Divided into a Single Individual

At the beginning, the protagonist's hang-up was too high, and he began to suppress the protagonist. Pressure to grow

From the beginning, I thought the protagonist was a master of learning, an intellectual growth-type protagonist, who became a demon king independent of humans. From the beginning, he integrated into monsters, and then started to collect different races from the big ghost clan to become a demon king. Then in Chapter 25, this talent became personified and became independent of the protagonist. Of course, it just felt like writing about another person who started bickering. The previous talent was gone, and the protagonist seemed to have to explore this intellectual talent again.