Definitely A Vampire

Blood-Drinking Always Works / Vampire Loves Blood / Yi Yan Buhe Jiu Xixue / Определённо вампир / 一言不合就吸血 To find the truth of her brother's death, young girl Chu Ye is accidentally involved in a fantastic world of oil painting, in a world ruled by vampires, humans are nothing but meals. Accidentally saved by the vampire hunter Edward, Chu Ye finds that he is actually a vampire?! Then why does he stand by humans' side? Why is Chu Ye's brother missing? This is a different love story between a human and a vampire!

(Source: Webcomics)

Note: Includes 4 extra chapters.