The Gotham mob bosses suspect that their very own leader, Eiko of the Hasigawa Clan, is betraying their code by putting on a Catwoman suit. Is Gotham big enough for two Catwomen? Catwoman doesn't play well with others, but this cat is gonna need the help of Tomcat to stay out of the mob's crosshairs. Meanwhile, Selina makes a few enemies of her own in jail, especially the inmates her ex Batman put there.