Fubuki Sakuragasaki is a powerful gamer who, with the power of her Passion Panties, climbs up the ranks of the BAG (Best of Arcade Gamer) tournament to become the greatest Arcade Gamer in the world. However, the evil Gulasic Group is out to conquer the world through said tournament, and their gaming skills will prove to be a challenge. Fubuki must team up with the legendary Mr. Mystery to combat the four Gods of Gaming and make the world of arcade gaming safe for all.

The new OVA will feature the prequel short story "Snow Globe," which debuted as part of a light novel volume that bundled with a limited-edition version of the original PC game.

This anime adapts Key's visual novel Kud Wafter, which follows the romantic relationship between Riki Naoe and Kudryavka Noumi from the game Little Busters!

Original video anime episodes of .