HBO has released the official descriptions for the next three True Blood episodes and it looks like fans will soon be treated to at least one flashback; one surprising return; and one new area sheriff.

Starting with this Sunday's "Somebody That I Used to Know," read through the rundowns now and consider yourself sufficient spoiler warned...

July 29: “Somebody That I Used to Know”

At Authority headquarters, the Chancellors revel in the afterglow of recent events; Eric gets a message from Godric; Bill is shaken by a distant memory. Helped by Claude and his sisters, Sookie and Jason visit the site of their parents’ deaths, with shocking results. An emotional Luna tries to walk in Sam’s shoes. Hoyt’s new pals bring him a present; Lafayette leads a séance to purge a curse; J.D. ups the stakes of his fight with Alcide.

August 5: “Everybody Wants to Rule the World”

As the Authority proceeds with Lilith’s plan, Eric plots his escape. Gran directs Sookie to a clue to her parents’ murderer. Andy and Jason search for leads to the identities of the people behind the shifter killings. Alcide recalls his pack induction; Arlene gets caught in Terry and Patrick’s crossfire; Steve gets a new pet.

August 12: “Gone, Gone, Gone”

With vampire-on-human attacks increasing, the Authority attempts to woo public favor. Meanwhile, Nora tries to convert Eric to Lilith’s gospel. Jason finds a mysterious scroll; Elijah, the new vampire sheriff of Area 5, pushes Pam and Tara to obey a new mandate; Sam and Luna search for Emma; Russell seeks a higher calling.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.