Chenlong Comes to the World

(Not cool, not harem, not invincible, not systematic, not healing: p) We have forgotten an ancient and mysterious custom, an old thing about the zodiac and the year animal. We forget that a group of ordinary but religious people are called aliens, or we are all aliens. At the end of the year, the Moon Rabbit asked me to pick up the sword and told me: New Year's Eve, keep the year old, drive away the beasts in the year, and bring peace to the world. Because I am a stranger! However, my choice is...