The group learns about Ryugu Palace's hidden past and Otohime's terrifying plan. And they are the only ones who can stop her. Kamenashi suggests they split up into teams and head to Otohime. While breaking up into teams, they are spotted by lookouts and they are thrust in a desperate situation. Meanwhile, Otae, who has been captured by Otohime, is in danger!
And decided to use the box as revenge
Decidió usar ese cofre como venganza hacia 
aquellos que tenían lo que ella ya no tenía.
E decidiu usar a caixa como vingança