Cerebrate Parasites, but This Is Not Baldur's Gate?

Which child cries every day? No one loses every day when betting on dogs! 20-Sided die, give it to me! What? It's 1 o'clock! Big failure? ! ! ———— The protagonist traveled through the Western fantasy world and was reincarnated into a level 3 trainee warrior named Link. While participating in the mission of searching for and rescuing a princess, he awakened a 20-sided die when he accidentally fell into a crack. He was caught by a slime underground and had a larva put in his ear. While struggling to resist transformation, Link accidentally awakened the golden finger that marks rebirth. Can he escape the fate of being transformed into a slime? Can he successfully return the princess to the royal court? ———— Elements: [Hodgepodge worldview] + [DND-like] + [Reincarnation]