If you want stories that challenge your perspective on reality and morality, these are essential. Neon Genesis Evangelion
Based on their critical acclaim, popularity, and impact on the anime community, we recommend the following anime series: Hentaied 24 08 23 Rikako Katayama Pillow Talks ...
Manga written for older audiences (Seinen) often features more complex art and grim themes. If you want stories that challenge your perspective