The Double Agent of the Heavenly Demon Sect - Chapter 32

Word went around that no one that had ever knocked on the esteemed Eleazar family’s doors seeking shelter were turned away.Fleeing the prince of Lustris no less, Arabella Sterling held out hope that those weren’t mere rumors as she crossed the border over to Umbraria, home to all creatures of the night. A land where noble blood like hers was a highly coveted delicacy.As such, she wasn’t turned away, but since the Eleazars ran no charity, Arabella was compelled to become the sole blood provider to the heir of the family in exchange for safety.Though never, in a million years, did she imagine that what had started as a simple trade off, could morph into a swirl of tangled passion when the cold and stoic vampire she served showed interest in the young woman beyond the crimson nectar coursing her veins.

「Shimizu-san, you dyed your hair black.」「Ah, yes.」「Why did you dye it all of a sudden?」「Because…yesterday…」Shimizu-san, who sat next to me and had dyed her hair from blonde to black gradually lowered her voice, slightly blushed, and laid her face down on the desk.

Jiang Pengji got something called the Court Intrigue Stream System.
System: “Your goal is to become the most prestigious woman in the kingdom (the Queen)!”
Jiang Pengji: “Okay, System. No problem!”
Years later, she met the target by becoming the most prestigious woman (the Empress).
Jiang Pengji: “Well done, no?”

Another entry in what you can call the Proto Harem Series: the books written before the Harem Series that take place in the same world.

It’s about a swordswoman whose student is captured, so she goes to rescue her.