SC2VN eSports Visual Novel on Steam
Recently, SC2VN (Star Craft 2 Visual Novel) got on Steam. The game is a visual novel based on Blizzard's Star Craft 2 and the game's competitive eSports. As for the price, it's free to play. For more details, check out the store page and official website. Here's a trailer.
Official Website: http://www.sc2vn.com/