Well, I know a fanfiction that might fit. 'Dark Jungkook: Vampire Rampage'. This one is quite intense. It shows Jungkook as a vampire in a state of chaos. The story plays with the idea of his vampiric nature against his human side that still lingers. It has some exciting action scenes and a unique take on the vampire lore within the context of the BTS universe.
One popular 'bts jungkook vampire out of control fanfiction' is 'Bloody Love'. It has an interesting plot where Jungkook's vampire character struggles with his dark desires. Another is 'Vampire's Obsession', which delves deep into his character as a vampire and his relationship with the main character.
Chapter 891, "If You're a Man, Keep Drinking!", is the clearest early answer because it turns Shen Lan's situation into a concrete plot event. The chapter turns that into something concrete by moving from Jiang Yan couldn't bother to coax these two little brats anymore.
The best chapter pointer here is Chapter 1, "I'm Not Interested in Uncultured Men". It opens with Jiang Li, I'm warning you, don't set your sights on Yinwan anymore, or... and closes on Yet before she had the chance to teach her a lesson, the male lead arrived....
A practical answer is Chapter 20, because it turns the idea into a concrete scene. The chapter opens with Several people turned their heads upon hearing the sound and saw three..., adds pressure through Miss Su, please clarify the situation and do not slander me unnecessarily., and ends on So, he.
Chapter 867, "Then what does our child count as?!", is the clearest early answer because it turns Chen Nanyu's situation into a concrete plot event.
Look to Chapter 11 for the clearest answer. It begins with After a meeting, Shang Shaojing pinched the bridge of his nose, tired, and..., keeps building through How is it going with the Jiang Family?" The assistant looked troubled and..., and lands on Miss Qin, please accompany us to the police.
Chapter 590, "Are You Angry?", is the clearest early answer because it turns Miss Jiang's situation into a concrete plot event. A useful checkpoint is the way the scene starts with Night had completely fallen, and a chill hung in the air over Dragon...
Chapter 616, "I'm Going to Save Sister Xiao Wan!", is the clearest early answer because it turns Su Yinwan's situation into a concrete plot event. Early on, Since the storm had hit that morning, he had been preoccupied and out....
Chapter 808, "Dare to Spank Him?!", is the clearest early answer because it turns Jiang Bufan's situation into a concrete plot event. Early on, I don't listen, I don't listen," Jiang Bufan once again started his.... By the end, I...." Just then, Jiang Bufan started wailing even louder, even....
Chapter 896, "Are You a Male Model?", is the clearest early answer because it turns Male Model's situation into a concrete plot event. It opens with Upon hearing this, Wen Jiaojiao seemed to think of something and...
Chapter 631, "It's Him Who Got Hurt, Then It's Fine", is the clearest early answer because it turns Hurt's situation into a concrete plot event. Early on, To avoid making a disturbance, the next second, Zhao Lang directly....