Ilka, Ivy and Vanessa from Cytus2 (Character by Rayark and based on an artwork for iL).
The completed version had been uploaded on Twitter and Artfol:

• x.com/Code0531798776/status/1811757354079367528
• www.artfol.co/a/GpJajnO
  as well as Reddit:
• https://www.reddit.com/r/Cytus/comments/1e1i6md/il_by_æ/