Nino isn’t happy that Futaro is beginning to get along with her sisters, so she takes matters into her own hands.
O-Of course I knew that.
D-Das wusste ich auch.
Claro que lo sabía…
Claro que lo sabía…
M-Ma certo che lo sapevo.
B-Bem, eu sabia disso.
Я и сам всё знаю.