Romance manga w/ parent/guardian MCs (2)

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Elsa grew up in a family devoid of love and warmth. However, destiny has a surprising twist in store. She receives a decree from the Emperor, commanding her to marry the formidable Duke Eiberg, a man renowned for his prowess on the battlefield and whispered about in the shadows for his cruelty. Contrary to the expectations of those around her, Elsa views this marriage as a chance to change her life and find happiness.
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After a one night stand with Erich, Claire and her sister flee home when the latter reveals she is in danger. While on the run, her younger sister turned out to be pregnant and died giving birth to a son: Elliott. Five years later, in order to make Elliott her family’s heir, Claire returned to the capital to find a husband. But everyone, seeing Elliott’s appearance, assumes the boy is her child with Erich.
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○ kid is 4 y/o

A legendary swordsman known as the “Black Monster” gets a second chance at life, returning to his youth after decades of seclusion. Haunted by past mistakes—especially his role in a tragic event involving a young saint—he vows to change his path. This time, he decides to protect the saint by becoming her guardian.
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○ kid is around 5 y/o

Diana loses her sight to save her daughter, but later discovers the child is actually from her husband and best friend. After her death, she returns to the past and tries to find her real daughter.
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○ kid is 15 y/o
○ : infidelity (not between main couple); physical abuse; murder
○ not marked romance but it is

When doomed to get the bad ending, everyone would try to avoid it no matter what, right? But, that’s not the case for A-Min Kim. Reborn as Jaina Blake, the main character of her favorite game: “How to Fall in Love with the Obsessed Man”, A-min Kim is determined to get the locked up ending. Free food, limitless sleep, and no need to work! Who’d refuse that? At least, not Jaina!
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The possession that happens to others befell on me too. I’m pretty sure that I’m a supporting character, but what on earth is this novel? On top of being a widow with stepdaughters of my age, I’m living a cursed life in which I transform into a black swan every night because of black magic! I need to suppress my tears and change my fate.
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• ML’s kid but FL is taking care of her coz plot so I’m putting her info
• multiple kids but the

After the death of her parents, Countess Clarisse lost everything to her uncle’s family. To claim the only inheritance her parents left behind, she must recover the family heirloom that was sold off. The one who now possesses it is none other than Duke Albert, rumored to "use even children as tools of war." But now, that very duke is raising a baby with a rattle in his hand instead of a sword.
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• kids are primary school age and toddler

: domestic abuse