Rolling the Heaven's Dice

Miles O'Connor overslept the morning the apocalypse came. Everyone in his dorm and most of humanity were turned into zombies. Also, those who were alive awakened a system like a player to strengthen themselves for the new coming age. However, Miles did not receive a system. He killed zombies to try to awaken a system and after killing a thousand zombies, it finally arrived. But it was different from what he imagined. [ You have accumulated 1,000 points. You can now roll the Heaven's Dice. ] Cover credits to the owner.