MC in Chapter 1: Man, I spent hours to finally defeat the final boss and beat the game. Wait, there's a hidden boss? I had no clue.
MC in Chapter 2: Hey I know, I should use speedrun strats.
My boy. If your casual ass only managed to barely beat the final boss after hours of struggle sessions, you really shouldn't be trying any speedrun strats. Then again, he wants to return to the real world because he's afraid of repeating grades when he was reborn as an almighty god. Brains isn't his strong point.