Queen Banshee (Part 1) Roswell Conspiracies: Aliens, Myths & Legends : Season 1 Episode 15

Mab, queen of the Banshees, disappears from the clan, and the Banshees suspect that the Alliance could be responsible for her abduction. Banshee warriors approach a renegade Sh'lainn and ask her to become their queen. Sh'lainn accepts and immediately makes her first decision as queen by declaring war on the Alliance.