Natural Disaster: Summon Guan Yu at the Beginning

In the year 3001 AD, a great disaster occurred in the world. Many strange beasts that have never been seen appear on the Blue Star. There are many trees hundreds of meters tall, and houses in the city are broken by the trees. As if returning to primitive times, humans have fallen prey to these strange beasts. Qin An, on the other hand, has awakened the God General Summoning System. You can summon Guan Yu, Yuan Chonghuan, Xu Chu and many other famous generals in history. You can also recruit ancient soldiers to work with the gods to kill monsters. "In the eastern theater, please ask Qin An to send General Guan Yu to guard it." "In the western theater, please ask Qin An to send General Yuan Chonghuan to guard it." Finally, Qin An's generals and others are all maintaining order around the world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.