From Telltale Games:

Game of Thrones: A Telltale Games Series is a new six part episodic game series set in the world of HBO’s groundbreaking TV show.

This new story tells of House Forrester, a noble family from the north of Westeros, loyal to the Starks of Winterfell. Caught up in the events surrounding the War of the Five Kings, they are thrown into a maelstrom of bloody warfare, revenge, intrigue, and horror as they fight to survive while the seven kingdoms tear themselves apart.

You will take on the role of different members of the Forrester household, and determine their fate through the choices you make; your actions and decisions will change the story around you.

[Game of Thrones: A Telltale Games Series (Episode 1)]