New Delhi, July 11 -- Big Brother Season 27 premiere: The 27th Season of the hit reality show Big Brother is all set to return on CBS. This time, it is titled Big Brother: A Summer of Mystery, full of twists, turns and surprises.

The new season will premiere on Thursday (July 10), at 8 p.m. ET on CBS with a special 90-minute episode.

This season, houseguests will live in a setting dubbed Hotel Mystere - a moody, mystery-themed house filled with eerie clues and unsettling decor. CBS teases the arrival of a "mystery houseguest" and a "disruptive masked visitor," adding a layer of psychological tension to the already dramatic gameplay.

Big Brother Season 27 premiere date: Thursday (July 10)

Big Brother Season 27 Time: 8 p.m. ET

Big Brot...