Record of a Demon's Cultivation - Chapter 580: Threats and Compromise

~My Lovely Harem School Life~Just like the cringy name suggests, it's a well-known dating sim that gained popularity due to the beautiful heroines, fun story, and most importantly, the significance of the player's choices that influence the endings....But why did I end up transmigrating into the scummiest character in the game, Yagami Reiji, the heir to the biggest Yakuza group in the country? The trash that harassed the main cast, the trash that bullied the students, and the trash that ultimately 'steals' the heroines if the player makes the wrong decisions.Why, God, Why!?Will my predecessor's past, a horrific mess, haunt me? Will my father, the King of the Underworld, accept me? Will the characters, now a reality, still hate me?I decided to live a regular life, slowly taking the steps to whitewash my reputation..... With an occasional punch thrown here and there......Wait, why is the original protagonist a complete idiot?

When he was five years old, Xiao Yihan swaggered into Jiang Wei’s room, hugging his little quilt: “Jiang Xiaowei, there’s no one at my home. My dad doesn’t feel assured leaving me alone and told me to come over and sleep at your place.”Jiang Wei stared at him with her wet, round eyes: “If you sleep here, where will I sleep?”Xiao Yihan patted the spot next to him on the bed and said with a serious little adult-like expression: “Here. After all, I’m going to marry you sooner or later. Don’t worry, I’ll take responsibility!”Jiang Wei: “……”What kind of responsibility could a little kid who only plays in the mud take?A story with a bit of sweetness about a cold, aloof dance major girl versus a mischievous medical school heartthrob guy.

A lonely soul, which was placed under the care of the Lord Protector’s Manor, ended up having her lover stolen by the family’s eldest daughter and dying tragically the day before her wedding.

Somehow, she was reborn in the family as their 14-year-old first wife’s daughter, Ning Xueyan, with a startlingly familiar face.

Step by step, she will ruthlessly scheme to seek revenge as well as uncover the mystery of her tragic death.

Her former fiancee, the flirty crown prince and the bloodthirsty prince, will now bear witness to a vengeful Ning Xueyan becoming the peerless lady of her generation…

- Description from Novelupdates

There was a Senior Brother and a Junior Sister. One of them was transmigrated to this world and had cheats while the other was the reincarnation of a Great Emperor.