Door of Miracles

Deep in the northwest desert, stands a majestic and holy gate. The world calls it - the door of miracles. Inside is another world. The door of miracles can be entered, and those who pass the test can obtain the relics left by God and enhance their own strength; naturally, they can also exit. Every 10 years, the door of miracles opens, and the creature inside - [Spirit]. They regard humans as [prey] and begin to prey on and kill humans. Generation after generation, again and again. Humanity strives to resist, and for this reason, a team of young soul masters is formed every 10 years. Where should they go from here? What should we do to save humanity? Their story begins...