'American Horror Story: Asylum' releases second teaser - watch
The 20-second clip, posted on the show's Facebook page, features an eerie-looking nun hanging a mysterious blue coat on a wall.
Creator Ryan Murphy has revealed that the upcoming season of the horror drama will be set in 1964 and take place in an insane asylum run by Jessica Lange.
Stars Evan Peters and Zachary Quinto are set to return for the second season of the show, which Murphy has conceived of as an anthology series.
Chloe Sevigny, Joseph Fiennes and Adam Levine have also joined the cast as patients in the asylum.
Season two of American Horror Story is set to premiere in October on FX.