Chanto Suenai Kyuuketsuki-chan

Luna Ishikawa, a vampire who transforms into a student at middle school. With her calm nature and mysterious look, she grabbed the attention of the whole class. Tatsuta Ootori, an ordinary student who was afraid of talking to her because she was popular. However,  one day, unexpectedly, they came together to do cleaning duty. In this way, Tatsuta talked to her and came to know her truth. She was not like other vampires; she did not even know the proper way to suck blood. To help her with it, he practices her daily, and slowly their friendship becomes strong, and along with her vampire skills, one bite at a time.