Chibi Vampire Airmail

Karin Maaka is a vampire with an unusual condition: instead of taking blood from humans, she must give them her blood instead! If Karin doesn’t “donate” her blood often, she’ll experience seriously intense nosebleeds. Her secret stays buried until Kenta Usui transfers to her class. Now her body produces more blood than ever before, and it looks like a reaction to him! Even worse, he soon discovers her true nature… (Source: VIZ Media) *Note: Includes five extra chapters.*

Karin Maaka can bite a throat like a proper vampire, but where others of her kind need hot red blood, she has too much of it! Every month, she's compelled to inject blood into her victims the way a snake injects venom. And her handsome classmate Kenta Usui makes her feel like she's is going to spurt blood like a geyser. Talk about embarrassing! When Karin's latest victim turns out to be as rich as he is good looking, it causes hilarious chaos at her school. Will she ever live in peace? (Source: TOKYOPOP)