Little Busters!

Kyousuke impliments a Battle Ranking system, with Riki slowly moving up the ranks, whilst Yuiko has fun teasing the other girls by giving them dubious advice. Meanwhile, a mysterious fighter known as Mask the Saito appears and starts defea…

While Riki Naoe goes to the classroom to pick up a Japanese lit notebook at nighttime, he is approached by Saya Tokido, who urges him to flee. After he hears a distant gunshot, he finds her abandoned student handbook left in the classroom.

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!