Japanese title: 神様のメモ帳
Type: Manga/Anime
Episodes: 12
Status: Finished Airing
Aired: Jul 2, 2011 to Sep 24, 2011
Genres: Comedy, Mystery, Drama, Romance, Shounen, Slice of Life
Synopsis: Fujishima Narumi is a plain high school boy, who has been isolated in the class. His classmate Shinozaki Ayaka invites Narumi to the gardening club and introduces a hikikomori detective Alice to him.
Alice hires Narumi as an assistant to solve mysterious cases involving an illegal drug "Angel Fix". But the drug entraps Ayaka into danger.
Source: link