Rent Bakemonogatari (2009 - 2010)

Bakemonogatari is a Japanese anime series about a teenage boy who finds himself helping girls in his high school afflicted with supernatural problems. Koyomi, a teenager who was bitten by a vampire but cured by a mysterious friend who learns of other people afflicted by strange occurrences and sets out to help them.With the help of his friend he sets out to stop these occurrences and help those in need.