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