discontentment (noun)

1. In the anime series, the main character's discontentment with his ordinary life prompts him to embark on a grand adventure.

2. The novel takes place in a mystical realm where the protagonist's discontentment with her mundane existence drives her to seek magical powers.

3. The film portrays a story of two lovers whose discontentment with their current relationships leads them to fall in love with each other.

4. In the classic novel, the protagonist's discontentment with societal norms and expectations compels him to challenge the established order and seek his own path.