Their summer job ends with a test of courage event. But before that, Jiro’s kindness causes Shiori to let some of her true feelings slip. As Jiro wrestles with her words, Kamo mentions that he has the ability to rig the parings for the night’s event.
That's a secret between 
husband and wife, okay?
ذلك سر بين الزوج والزوجة، اتفقنا؟
Das ist unser Geheimnis als Ehepaar.
Será nuestro secreto
entre marido y mujer, ¿sí?
Será un secreto
entre marido y mujer, ¿va?
Ça restera
notre petit secret entre époux !
Facciamo che quello
Aquilo é um segredo entre
marido e mulher, tá?
Это наш с тобой
супружеский секрет.