Penny Arcade's Mechanically-Inclined Niece enters the bullet hell! With her workshop, Anne-Claire Forthwith fuses two patterns together to create the right tool for every situation! As a Boss, Anne-Claire summons the Kewpitrix Engine, a giant doll automaton that forces Heroines to play 2 patterns at the same time or lose instantly!

Anne-Claire is a playable heroine that can be used in any Bullet title.

Requires Bullet♥︎ or Bullet★ to play.