MTL - Bottom A, Top O - Chapter 34 "Sir"..."Change your name, call me husband."

Han Ze’s biggest wish in his life is to have a child. However, in the interstellar era with low fertility value, this wish is very slim, and his life has not been realized at the end of his life.
After his death, due to his obsession, he was bound by the almighty dad system, traveling through different planes to be a father to those children who were in urgent need of help.

Patriarchal Dad (Completed)
Upstart Cheating Dad (Completed)
Abuse Dad (Completed)
Playful Daddy (Completed)
The Last God the Father (Completed)
Father and Father (Completed)
Sick Daddy (Completed)
The troubles of Lord Han (Completed)
……

Content Labels: Ability System Fast Passing Through Books
Search keywords: protagonist: Han Ze ┃ supporting role: many ┃ others:

- Description from novelbuddy

Through a twist of fate and cruel misfortune, Paul awakens in the body of his own ancestor, trapped in a world marching toward war. Forced into the ranks of the Nazi elite, he must walk a razor’s edge, outwardly loyal, secretly reshaping history and trying to stop the inevitable tragedy.From the reality of war, to ruthless officers, glittering parties, every choice could mean death.Can Paul use this second life to reshape history, or will fate deal him a cruel hand once again?

[mafia, crazy love, abusive love]She was reborn, returned to the age of 18, when she already possessed a colossal fortune. In the previous life, she was executed on the street and died tragically merely due to a dangerous man she'd encountered once.After being reborn, she decided to change her fate. As she pondered how to avoid him, she unexpectedly discovered his name on the list of beneficiaries of the charity.“Can I kill someone?” She asked her assistant.“No. The law binds you!”So, to survive in this life, she tricked him back home. Initially, she believed it to be a means of repayment.Until one day, she felt his gaze become terrifying. She saved him, but accidentally led him down a more terrifying path. Everything had spiraled out of control…When they meet again, he is already a terrifying demon. With blood on his face, he forced her into a corner and said, “Be my mistress, or let me be yours.”She threatened him with a knife, but he laughed even more brightly and held her hand, saying, “You're afraid of me? Ok, I'll teach you how to hurt me the most.” And he guided her hand to hurt himself.She suddenly understood that she should have left him alone. He was injured, bleeding, but still laughing.She said lovingly, “I am indeed afraid, but I don't deny that I love you...”

It’s a affair between a loyal dog servant and his master.

- Description from Novelupdates