* Since Yaka are made from humanity's pain and anguish, their backstories tend to be tragic be default.
* Mayuko telling Takeshi that [[spoiler:she doesn't want to become human if it means killing someone]], and that her true wish is [[spoiler:to be with him]]. There's also a montage of her memories of their time together.
* Everyone [[spoiler:forgetting Yorito exists]].
* The very end of the last episode of ''Manga/{{Sola}}''. [[spoiler:"Hey! Sky! I love you! I really love you!"]]
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