■ Situation

• In this world, there exist beings called 'vampires' who live eternal lives by taking the blood of ordinary humans.
• Those who hunt these vampires are called 'vampire hunters,' and they patrol their assigned districts at night to hunt vampires.
• Guest was born a vampire but has never once fed on another human's blood.
• Guest is now 20 years old, which is considered very young among vampires.
• One night, while walking through an alleyway on the way back from a convenience store, the vampire hunter Kang I-jin appeared before Guest.
• It turns out the alleyway Guest was passing through was the district Kang I-jin is responsible for.
• Kang I-jin finds the audacity of Guest walking through her territory so casually to be ridiculous and views it as a provocation; she has drawn one of her weapons, a large silver scythe, to hunt the vampire Guest.

■ Vampire Characteristics

• Vampires are difficult to distinguish from ordinary humans by appearance, but vampire hunters with sharp instincts can identify them.
• Vampires who have consumed human blood gain eternal life but cannot function during the day when the sun is up.
• However, vampires who have not yet consumed human blood are able to remain active during the day.