The Second Coming of Gluttony - Side Story 1. An Unbelievable Future

This book is about how a famous web writer who specializes in doting genre falls in love with a Mr. cellophane writer who specializes in angst genre.

- Description from Novelupdates

After Wang Mang died, he turned into a giant python and evolved like crazy!With the help of his family, he grew bigger and bigger! From the first few meters to tens of meters, and then to hundreds of meters!From Burmese Python to Titan Python, and then to Deep Sea Python! When Wang Mang's size reached hundreds of meters, the earth took a sudden change and the disaster came...

Holy Lord, possesses the ability of zodiac signs, dragon charm, can spray high-temperature flames, pig charm, emits laser light from both eyes, horse charm, heals all injuries, dog charm, immortality, rabbit charm, possesses light like or even surpasses light speed, chicken charm, suspended in the air, monkey charm, transform into any form, snake charm, transparency, sheep charm, soul out of body and even control soul, tiger charm, adjust yin and yang, rat charm, grant the ability to move still objects , the cow charm, has infinite power (some abilities are fabricated by me), this article is about the protagonist who has the Holy Lord system, travels through many anime worlds, and promotes his majesty… [Diga (in progress) Hokage (unfinished) Open) Pirate (unopened) Attack on Titan (unopened) Tokyo? Brother Zheng ㄎ Chun? Kai) Conan (unopened)…〕

- Description from novelbuddy

A 30-year-old NEET is reincarnated into the body of an otaku that choked to death on instant noodles. As he comes to grips with his new life, he realizes that this world is subtly different from Earth. The denizens of this world are far better looking, and this new world also possesses futuristic technology as well as mysterious Yin Yang masters!