After Marrying Him, the Ending Has Changed - Chapter 30 - : The Genius with a Photographic Memory

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

- Description from Novelupdates

Yang Ji transmigrated to a world of immortals, where he could see various information displays invisible to others.He looked at a chunk of ore, “Mystic Iron Ore”.He looked at a dead frog, “Died of Gu Insect, dead for fifty breaths”.He looked at the sky, “The sky is overcast, and a heavy rain will pour down in an hour”.He looked at humans, “Thinking”, “I want to seize your body”, “Angry”, “Sneaky”.When he looked at himself, a proficiency panel appeared.With the attributes he could see, Yang Ji sought good fortune and avoided disaster. Step by step, he walked the path to the supreme immortal way.

The dawn era after the end of the half century has gradually rebuilt the order, abandoned civilization, and is full of undivided violence and desire.
The noble and powerful pioneers are in charge of the city, and the evil and mad plagues are in the wilderness.
Pure human beings who cannot mutate are the weakest, dominated by the rulers of the pioneers, and are not as good as animals in the wilderness.
A purely humanized young man with a worldly experience has quietly entered the WTO, holding a three-foot long knife and a long-distance desire to boil in the world of purgatory. From the nameless name to the sorrow of the Supreme Court, the name of the black ride is resounding!

- Description from Uukanshu (translated)

A class full of idols and beautiful people are sent to another world. However there is one guy who is ugly, fat and smells… our protagonist. This is his comedic story of evolution and the slow building of his harem. The first heroine is a gorilla.