My Dad, the Demon King, Is a Big Problem - Chapter 30

In the beginning, when they all thought that she was “he”….

ML #1: We will be brothers for life!

ML #2: This time I’ll reluctantly let you have the #1 seat.

ML #3: I will properly repay royal teacher!

ML #4: Ah Rong is my closest little brother, I trust him.

Afterwards…

MLs: I’m seriously such a fool.

MLs: What do I do, I think I’m gay. I fell in love with my bro/rival/teacher….

Afterwards….

MLs: I’m straight! As straight as steel!

Note:
MC is a girl crossdressing as a boy, she knows how to fight, and naturally possess the gold finger halo from the author.

All the ML(s) is the same person, 1v1, sc, HE

- Description from Novelupdates

Luo Jun is a glorious little security guard, and also the best one, there is no one!

In the prosperous city, Luo Jun is like a fish in water with super skill and extraordinary wisdom.

The enemy was fierce and broke it with his fist.

The enemy is cunning and breaks it with wisdom.

However, the beauty and maturity of the divorced female proprietors, the unparalleled wisdom of the Bingshan president’s sister, and the heroic appearance of the police flower sister, when their intertwined love network attacked and killed, Luo Jun’s fist and wisdom had lost its effect? I can’t break it!

- Description from MTL

18 and naive, Belle Hart thought marriage would end her misery, only to realize it had just begun!What started as a promising love turned out to be a facade, would Belle choose between a second chance or leave? She met her mate, the Duke, who she proposed to when she came of age.A month in, things took a turn. The Duke leaves for war before she could inform him about her pregnancy, only for him to return with a mysterious woman whom he claimed to be his new wife! The audacity! Trouble ensued and Belle suffered a miscarriage as a result.…“What did you just say?” He asked, his gaze darkening.“You heard me well, I seek a divorce. I wish for us to go our separate ways,” she replied, her voice steady as she met his gaze with confidence, though inwardly she was shaken by his presence.“You are my mate, Belle, and I am yours. Divorce is the most foolish notion you could entertain. Do you believe any man would take a worthless creature like you as his wife?” He scoffed, his words biting, causing her heart to ache.…The Duke's refusal pushed Belle into the arms of the king. All she had to do was bear him an heir and he would help her get her revenge!“I want you to marry me, Your Majesty, and aid me in seeking my revenge against the Duke and those who have wronged me. In exchange, I shall bear you an heir before you help me,” she said, her voice steady and full of purpose.What will the choice be?

A spin-off of the various works of Kamachi Kazuma. One day, Kamijou Touma (A Certain Magical Index) faced yet another misfortune. His toilet was broken and spraying water everywhere. As he was lamenting his misfortune, suddenly he appeared in a strange place along with Index and Misaka. Soon enough, more strange people begin appearing…

Includes:

A Certain Magical Index

Heavy Object

The Zashiki Warashi of Intellectual Village

The Circumstances Leading to Waltraute’s Marriage

A Simple Survey / A Simple Monitoring

Killer Princess and Deep End