From the CBS site:
Thursday, October 18, 8pm et/pt
One castaway confesses that he is a virgin while flirting with a tribemate he admits he has a crush on.
A physical attraction provokes a shocking reveal--the existence of the Hidden Immunity Idol.
And later, chaos abounds after a tribal switch, leading to tears, fears, cracks in tribal loyalties, threats of throwing challenges and a blindsiding vote at Tribal Council.