Ep. 22: Akiha dan Itsuki melarikan diri dari Nervalists sementara Honoka menculik Fon dan kelompok tersebut menyelamatkan manusia kotak yang trauma dari pabrik pembuangan.

Akiha is rescued by Itsuki, but the student council ship is pursued by Nervalists and forced to take shelter in Kirkwood. The UURE, which has taken over the moon, is planning another attack. However, their plan is interrupted by Nerval, who appears and freezes the whole moon. On Earth, Honoka gets Fon to come with her by hitting him with a bowling pin and kidnapping him. Akiha can't come to grips with Imo-chan being gone, but she, Itsuki and the student council find a box human factory and meet up with one of the Shishido elders. He leads them to a box human disposal factory, where they rescue people pretending to be dead and bring them to a hiding place inside Kirkwood. However, many of the rescued are deeply traumatized and long for their boxes. Xanthippe discovers and attacks them, and is about to prevent their escape when Benkei rams her. With prompting from Tsutsuji, Benkei further helps the rebels, along with Takane, who has broken Nerval's control. Benkei escapes with everyone on board and jumps to the Innsmouth Reef, where they see Leopard. (Source: Wikipedia)
Episode
- Ep. 18 · Nami mundur sementara Benkei mencuri cermin, yang mengarah pada pesta yang membantu Leopard terhubung kembali sebelum Akiha diculik oleh Aleida.
- Ep. 19 · Tsutsuji dan Benkei menghadapi Leopard sementara tim Nina menyelidiki koloni bawah tanah
- Ep. 20 · Akiha Bangun di Dalam Kotak Saat Masa Hidup Honoka Berakhir dan Nami Ditikam
- Ep. 21 · Leopard mencari Pedang sementara Akiha melarikan diri dari kotaknya sebelum UURE menyerang Kirkwood.
- Ep. 22 · Akiha dan Itsuki melarikan diri dari Nervalists sementara Honoka menculik Fon dan kelompok tersebut menyelamatkan manusia kotak yang trauma dari pabrik pembuangan.
- Ep. 23 · Leopard menyelesaikan pertarungan dengan pedang sementara Akiha menghadapi duka dan musuh-musuhnya.
- Ep. 24 · Nerval mengungkap kebenaran rudal sementara Leopard menyerah pada Dark Leopard dan menyatakan perang terhadap umat manusia.
- Ep. 25 · Nerval dan Nami bertabrakan saat Akiha menemukan takdirnya untuk mengakhiri perang koloni otak.
- Ep. 26 · Kazane mengoordinasikan serangan ke Leopard sementara Kagura menghadapi Nami dan Xanthippe tiba untuk membantu.