- Angst? What Angst?: Most of the characters have a tragedy in their pasts that they don't display until it's forcefully revealed during the fourth motive.
- Eri and Theo were victims of child abuse, albeit in different fashions.
- Someone wanted Yuki to grow up to be exactly like someone else, leading to misgendering in their past.
- Natacha was looked down upon by her peers due to her disability.
- Averted with Arthur, who clearly has a trauma of bullying and abuse from his classmates, but his is displayed.
- Nightmare Fuel: Well, arguably, just about everything.
- Being kidnapped in the middle of the day
- Being told that humanity is doomed
- The only way to escape is to kill someone, leaving people with the fear of being killed before they can kill someone else
- Finding your friends dead body
- The executions
- Tear Jerker: One word. Theonat.
YMMV / Nonary Despair 3