Chaos;HEAd 01 raw
"Takumi is a high school student. He is withdrawn and not interested in 3D things. One day, when he chats on the internet, someone contacts him and gives him an URL. He ends up going to the site but finds an image that suggests a murder..."

Mystery.

Haha. The guy is a delusional otaku and the anime is trying to scare the viewer, but it made me laugh instead. It's too unreal. The animation is awesome tho, so I ended watching all of it. To be seen for the visuals, not for the story.