What Does It Mean That All Your Summons Are Protagonists?

Reborn in another world, good news. There are extraordinary people in this other world, and professionals of all kinds have created a glorious era. Good news too. You are a professional. That's better, Xu Ye nodded. You are on the verge of dropping out of school and are the most useless person in history. "Huh? You scold me again!" Xu Ye stared, and behind him stood several terrifying gods and demons that made the world tremble. "Before putting away the dishes, you called me a loser. I won't pick on you." "But now, what should you call me!" To this day, looking back suddenly, he is already the father of all the chosen ones!