I Was a Programmer in My Previous Life, but in This Life I Want to Be the God of Sleep.

The origin of creation is because the author who works from 7 to 9 really wants to sleep Xia Yubing traveled to a modern society with ordinary people, warriors, and immortals. At the beginning, his family was wiped out and he became an orphan. Since he was a programmer in his previous life, he must get enough sleep in this life! A chance encounter with the mythical beast Suzaku opens the way to immortality, learns the secrets of the world, obtains the Human Emperor's Seal, and becomes the last barrier to protect the world...