
It's summer, and Natsumi is lounging at home when the doorbell rings. The visitor is Miyauchi Hikage, who's returned home from Tokyo for summer break. Hikage says she wants to play something that'll give her a chance to move around a lot since she just got off the Shinkansen, and Natsumi is eager to join in. She declares that she came up with a new finishing move, the Surefire Kill Shot, while Hikage was away, and decides to show it off...