Captured After Defeat, the Yandere Blood Princess Plans to Raise Me!

The yandere vampire princess Ailinya spent a week lurking beside Andel, the human Sword Saint, hoping to kidnap him and make him her daughter.

But after trying all sorts of methods without success, she chose the simplest and quickest option: she used a love letter to lure the Sword Saint into a wooded grove, defeated him, and forcibly turned him into a vampire.

After Sword Saint Andel was transformed into the vampire princess Sophia, there was no way she would obediently be Ailinya's daughter.

Instead, she kept trying to escape Ailinya's clutches. But those turned into vampires could not disobey their "master's" commands, so no matter how unhappy Sophia was, she could only obey Ailinya and keep being ordered to do things that troubled her.

Even when she found a chance to leave the vampire castle, the gap in strength between her and Ailinya meant she would be captured and brought back, only to make things harder for herself.

However, as time passed, Sophia realized that the "danger" she faced was not limited to her yandere "mother."

The elven saint, an old acquaintance of the Sword Saint:

"What a wicked title, vampire princess! Let me 'purify' your sinful body!"

Her younger sister, who had relied on Sophia for everything:

"Brother? No, I guess you're my sister now? Sister, actually, I..."