Rent Black Cat: Vol.6 (2006)

As the world rejoices in its newfound freedom from terror, their celebration is short-lived as an even greater threat reassembles from the wreckage: The Zero Numbers. Led by traitors from both sides, this new enemy is bent on establishing a 'world peace' where salvation comes at the cost of humanity. As Sven seeks to untangle that which binds Eve, Train seeks to unravel the past from the present. The former assassin's sight must remain true to see this through to the end...

Episodes Comprise:
21. The Lost Cat
22. The Cat Bares Claws
23. The Cat's Paradise
24. The Carefree Cat