Fall of Shiro Kitsuki

During the Siege of Sleeping Mountain the naga pressed their advance into Dragon lands allied with monks of the Brotherhood of Shinsei and former Togashi Ise zumi, and besieged Shiro Kituki.

Battle
Despite the efforts of Hoshi to surrender the castle without fight, the Dragon charged forth with Mirumoto and Kikage Zumi forces, while the Kitsuke escaped. The Naga engaged the Dragon mercilessly under the horrified watch of Hoshi and his fellows. Shiro

Aftermath
The Brotherhood withdrew from the Naga-Hoshi alliance, unable to fight in this kind of bloodbath.

Hidden Emperor, p. 28