Lucy, the older sister of the chaos triplets, after a tragedy where she thought she lost her sister (x26) at the age of seven, trained throughout her life to take revenge on the person responsible for that death, developing the versatility and agility of a bird in combat, but finds out 20 years later that she is still alive and that she is deceived by Martian Head (x004) as another of his vile experiments, and her mission will be, along with her other sister (x027), to rescue her at all costs from the hands of the Martian genius, villain of humanity. Lucy Bird is one of the three chaos triplets collectible pieces (x025, x026, x027)