Altina Orion, also known under her codename as Black Rabbit and model name Oz74, is a girl affiliated with the Intelligence Agency of Erebonia and the Black Workshop. Altina operates the jetblack puppet Claiomh Solais, which serves as both her weapon and as means of transport.
During the Divertissement of Trails of Cold Steel II, she starts operating on behalf of the Intelligence Division and fights alongside Rean Schwarzer as his partner. When Rean assumed office as instructor on Thors Branch Campus, Altina joined him as a "student" of New Class VII.
(Source: Kiseki Wiki)