Grandmother and Seffie's masquerade ball, to welcome back Martellus von Blitzengaard to Paris, and intended to be the [ "apex of the winter season"] [[Chronology - Volume #|✣ ]] is [ first mentioned] [[Chronology - Volume #|✣ ]] in The City of Lightning. The party finally is [ portrayed] [[Chronology - Volume #|✣ ]], already in full swing, in act 2, volume 4.