Friends and Friends.
Hajime has essentially undone all of Yuki's progress with Kaori after some less than savoury facto come to light. Is the girl he once knew gone forever?
Aired 09/06/2014EP 10 - Friends and Friends.

2014
One Week Friends
The story revolves around Yuki, a boy who wants to become friends with his classmate and desk neighbor Kaori. However, she gently declines his friendship, saying, “But, my... Memories of my friends disappear in a week...” Even so, Yuki wants to become her friend, and so the two become friends over and over again as the weeks pass.