My Job Is to Develop the Protagonist

"The heaven-defying skills, the portable system, the world of infinite reincarnation, the old man in the ring... Why are you still unable to reach the pinnacle of life even with these golden fingers!" "Since you have been handed over to me, then listen up! Follow me, study hard, make progress every day, and become a cultured and meaningful protagonist who will not rush off in the middle of the story!"