Shoujo Fujuubun

The story's protagonist, a college student who aspires to be a writer, sees a traffic accident where an elementary school girl is hit by a truck. Strangely, the girl's friend saves her game and puts it away before running over to her friend's dead body. Then, the protagonist is captured and confined by this girl. The story is narrated by the protagonist ten years later, now an adult author.

(Source: ANN)