Conan: I Am the Protagonist

A poor loser in the new era, due to an accident, fell into the underworld. Since he could not return to the world, he took the protagonist's system and soul traveled through the world of Conan and transformed into Mouri Kogoro. See how the protagonist can turn the supporting character into the protagonist, use the favor system to influence the beauties in the world, and finally gain fame and fortune, and win the beauty back. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.