Parasitism and Cultivating Immortals, but Don't You Combine Technology with It?

In 2401, mankind finally encountered its first alien civilization just after entering the 25th century. Ordinary alien civilizations were no match for mankind, which had experienced more than 600 years of technological explosion. Humanity soon had a second star system, then a second one, and a third, until it reached the star field of a giant civilization that spanned more than 900 star systems, three thousand worlds! Refer to Sun Zha settings This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.