Each of these major character packs includes a unique story "course," new endings, and outfit sets for the specific girl: Murasaki Reflexions Course & 7 Outfit Set Ryōna Reflexions Course & 7 Outfit Set
If you're referring to the NSP (Nintendo Submission Package) update and DLC (Downloadable Content) for Senran Kagura: Reflections on the Nintendo Switch, here's what I found:
One of the standout features of Senran Kagura: Reflections is its stunning visuals. The game boasts beautiful, vibrant graphics that showcase the series' signature blend of Japanese culture and sci-fi elements. The character designs are intricate and detailed, with a focus on realism and authenticity.