My Hell System: Escaping Plot Armor as a Highschool Harem Protagonist

My father, Lucifer, is getting ready to retire, and he wants me to take over. But before I can rule Hell, I need to experience it for myself, and beat his cruelest challenge ever: dying as an OP, plot-armored, highschool harem protagonist! Brand new novel, hoping for a daily chapter. Trying out the "Demon" prompt for the current contest.