Battle of the Females? Katen Kyokotsu vs. Nanao!

Nanao decides to bond with Kyoraku's zanpakuto, Katen Kyokotsu. While the older one sips sake with Kyoraku, Nanao and the younger Katen Kyokotsu become friends under the flowers of the garden. Nanao wants to find out what affects the younger Katen Kyokotsu when she sees her playing around with a Sword Fiend's life.