Here is a small edit of Ludmila where her 2D sprites & 3D model textures have been slightly altered. Enjoy! Please let me know if there's any issues with the mod.

What changed

Base
- Added fangs to 2D sprite
- Re-coloured hair for both 2D sprite and 3D model texture
- Re-coloured dress for both 2D sprite and 3D model texture
- Re-coloured hat for both 2D sprite and 3D model texture
- Re-coloured ribbons for both 2D sprite and 3D model texture
- Re-coloured flower leaves for both 2D sprite and 3D model Texture
- Re-coloured 2D sprite gloves 
- Re-coloured 2D sprite fishnets
- Re-coloured hair accessories for both 2D sprite and 3D model texture


Pyjamas 
- Added fangs to 2D sprite
- Re-coloured hair for both 2D sprite and 3D model texture
- Re-coloured nightgown for both 2D sprite and 3D model texture
- Re-coloured ribbon for both 2D sprite and 3D model texture


Swimsuit
- Added fangs to 2D sprite
- Edited 2D sprite breast line
- Re-coloured hair for both 2D sprite and 3D model texture
- Re-coloured hair accessories for both 2D sprite and 3D model texture
- Re-coloured 2D sprite headress fabric (Left side, your right)
- Re-coloured 2D sprite flower accessory (Right side, your left)
- Re-coloured 3D model headress texture to match 2D sprite
- Re-coloured 3D model gold accessories texture to match 2D sprite
- Re-coloured 3D model silver accessories texture to  match 2D sprite


Wedding Attire
- Added fangs to 2D sprite
- Added earrings to 3D model texture
- Edited 2D sprite breast line
- Re-coloured hair for both 2D sprite and 3D model texture
- Re-coloured 2D sprite dress to match 3D model texture
- Re-coloured lace for both 2D sprite and 3D model texture
- Re-coloured 2D sprite flower accessory (Right side, your left)
- Re-coloured 3D model texture flowers to match 2D sprite
- Re-coloured hair accessories for both 2D sprite and 3D model texture


How to install

Important: This file will replace the original bundle, so i recommend keeping a backup elsewhere or alternatively you can just verify the game file to get the original back

1. Extract the zip into  \steamapps\common\Rune Factory 5\Rune Factory 5_Data\StreamingAssets\aa\StandaloneWindows64\ 
2. And you're done!

Credits

Big thank you to notrustk for the textures from their mod RF5 Less Compressed Textures