Perhaps it's part of a larger conspiracy or a test for the girl to grow and overcome. There could be multiple reasons behind such a backstabbing.
Maybe she lost something precious or had a fight with a friend.
The manga girl might be sad because of various reasons. Maybe she's facing bullying, or she's having trouble with her studies. Sometimes, it could even be something as simple as a bad day with a series of small disappointments.
It's full of surprises and twists. The story takes you on a wild ride in a dungeon filled with betrayal and mystery.
There could be various reasons. It might be that a friendship ended, a goal wasn't achieved, or she received bad news. All of these could contribute to her sadness in the anime.
Maybe she's sad because of a broken heart or a lost friendship.
Maybe she had a heartbreak or lost someone important to her. That could be the reason for her sadness.
The girl might be sad and cynical because of a lack of purpose or direction in her life. Or perhaps she's had her dreams crushed and has lost hope. Maybe she's also been influenced by a negative environment or toxic people around her.
Maybe she lost someone dear or faced a big disappointment.
Maybe she's sad because of a heartbreak or a lost friendship.
Maybe she's had a heartbreak or lost someone dear to her.