The Book of Abbadon - Chapter 3: The Omniverse

Xiao Ze, who was dedicated to the people and vowed to become a generation of Ming Jun, accidentally fell on a little lady.
The little lady was born beautiful and lovable.
So Xiao Ze accepted his life and got the name of fear.

ps:
①The male protagonist has no concubine, and he is dedicated to serving the country.

- Description from novelbuddy

“God, please. If you are real, make my one last wish come true. Let me live.”When Callisto got diagnosed with an incurable genetic disorder at age 5, she was expected to live for only ten more years.With her life on its last leg, Callisto underwent an operation that has a one in a million chance of success called the Mutated DNA Fusion, granting her wish to live. However, the operation gave her more than what she wished for.With her black hair turned silver, cat ears overhead, and a tail from her behind, Callisto now has to live her life as a half-human and half-animal, a catgirl.

Raphael loves women in relationships.It's always been a problem of his. He just can't help it.And now that he's been accepted into the Magical Five Schools, a place filled with some of the most beautiful women he has ever seen, he's able to live out his fantasy to even greater lengths.But his addiction puts him in difficult situations. Some so serious that even his life is put at risk.How will he navigate this new environment, whilst living his life to his most lustful desires?With the help of his unique powers and being granted the S-Rank, Raphael Brooks' will surely live an adventurous life in the Nation of Vailstone.

When I died I meet with this being who offered me a new chance at life, to actually become someone important and I agreed and was reborn as none other as the First Man.But to think that everything that I ever knew was nothing more than a lie, what am I going to do to survive in such a world?