This is a story based DLC pack, it will add a new story to the game that you can play separately to the main storyline.

The story will follow Emilia as we learn just how she came to be aboard the Starlight, in this short, fun ecchi prequel story to the main game.

This DLC episode is available to purchase now at a reduced rate via the 'Season Pass DLC'.

http://store.steampowered.com/app/708180/Galaxy_Girls_Season_Pass/

n.b. if you have already purchased the season pass do not repurchase this individual DLC item.