This product requires you to have The Witcher 3: Wild Hunt activated on your GOG account in order to play.
Blood and Wine is the final expansion for The Witcher 3: Wild Hunt -- an award-winning role-playing game set in a vast fantasy open world. Become professional monster slayer Geralt of Rivia and explore Toussaint, a remote land untouched by war, where you will unravel the horrifying secret behind a beast terrorizing the kingdom.
With all trails leading to dead ends, only a witcher can solve the mystery and survive the evil lurking in the night. Introducing an entirely new realm to traverse, new characters and monsters, Blood and Wine is a 20+ hour adventure full of dark deeds, unexpected twists, romance and deceit.
1. Login to your account on http://gog.com or create a new acoount.
2. Activate received code on http://www.gog.com/redeem - game will be added to your profile ready for download.
3. GOG Galaxy client is optional but useful for updates and managing DLC - http://www.gog.com/galaxy.