If you mean the first boss, you can't. You need to lose to advance the story. Trust me, i already trying to beat first boss and when it dropped to 1hp, it nullifying all damage you dealt (in other word, invincible).How to defeat king orc?
It's already obvious just from the name, isn't? But, there's only one thing that you need to do in order to answer your questions, and you already know it right?I want to ask, what's in the Rei Sexual Harassment Room?