第2話: 宮子さんが金管楽器部に入部するために、春田と千夏はルービックキューブを解かなければならない。

2

The brass band club is recruiting new members! Haruta hopes to enlist fellow first year student and former oboist, Miyoko Narushima. She will join on one condition: Haruta and Chika must first solve an unsolvable Rubik's cube. (Source: FUNimation)