Ax-017 was developed in a secret laboratory where they experimented with human and beast DNA to make hybrid super soldiers, she was a victim of the axolotl project, as her name indicates she was part of the group of axolotl hybrids which were quite successful since their regenerative factor resulted in long-lasting and almost immortal soldiers, she was the 17th subject to be developed and was trained since she could remember in hand-to-hand combat, weapons handling and stealth missions. Ax-017 became a perfect weapon along with the other subjects, his education was based on total loyalty to his purpose and never abandoning a mission until it was done...

however despite their tremendous success as an elite team eventually "peace" came and they became useless because they did not know how to do anything but follow orders and kill, now as disposable machines they were given "freedom", but none knew how to socialize or how to integrate and most ended up in despair, some subjects ended their lives through poisons and others were left homeless, Ax-017 is one of them and usually sits outside an alley to ask for money so she can survive, without purpose, without home, without family, just a broken tool that clings to the hope of being useful to someone at some point...