The number of characters Rin plays in front of Eiji keeps increasing. When it is revealed that Rin has a younger sister, she plays a little sister character. During the cultural festival, strange characters also begin to emerge.
Oh, the premise is he married 
into the family, huh?
‫هل الفرضية هي أنه تزوج من العائلة إذًا؟
Aha … In dem Szenario
hat er also eingeheiratet, ja?
Ah oui ! Il joue le mari
qui a pris le nom de sa femme.
Ah, estamos fingindo que
ele se casou comigo...
Неужели он взял мою фамилию?