Effy isn't getting along with the girls at school, and Kris has a plan to fix that. Meanwhile, Ingrid is annoyed that Yuuto fails to notice her advances, and tries to get him to realize that she's a girl.
This is Christina-sama and Albertina-sama. 
They'll be studying with you.
Das sind Fräulein Christina und Albertina.
Sie lernen ab heute mit euch.
Estas son Kristina y Albertina.
Ellas son Kristina y Albertina.
Dès aujourd’hui,
Queste sono le nobili Christina e Albertina.
Studieranno insieme a voi.
Essas são Christina-sama e Albertina-sama.
Elas vão estudar com vocês.
Это Кристина и Альбертина. 
Они будут учиться с вами.