After Story

After Story is a Puella Magi Madoka Magica mostly work-safe Girls Love doujinshi. It tells the story of Mami, Sayaka, and Kyouko's time in the afterlife. This doujinshi has absolutely nothing to do with Clannad After Story.

A-Cup Angst: Kyouko has this when she when she sees Mami's assets.
Big Eater: Kyouko
Breaking the Fourth Wall: An In-Universe example of Mami, Kyouko, and Sayaka talking how Madoka's work on their characters
Demonic Possession: Near the end of the doujinshi, both Sayaka and Kyouko somehow are able to temporarily possess Madoka's and Homura's bodies
Doujinshi: It turns out most of the story was Madoka writing a Kyouko/Mami/Sayaka doujinshi in hopes that they will "be happy".
Dull Eyes of Unhappiness: Mami, has these for a while, until Kyouko suggests that all her and Sayaka all be friends.
Gainaxing: Mami's breasts tend to do this.
Girls Love
Intertwined Fingers: Kyouko Sakura and Sayaka Miki do this frequently in the doujin.
Please Don't Leave Me: Sayaka towards Kyouko
Secret Relationship: Sayaka worries that Mami will find out about her and Kyouko's relationship.
Tsundere: Kyouko tends to act this way towards Sayaka.