Sharking Schoolgirls What Anime Is This From :shark And Schoolgirls?

What anime is this from :shark and schoolgirls? - sharking schoolgirls

A friend trying to understand is what factors the picture ... I have no idea where they were found, however, go here: D

http://i78.photobucket.com/albums/j99/nmhjuschillin/1209715259929.jpg

If you do not open the image, if two girls huddled in an office and a shark, which through the left wall of his classroom.