The Demon Lord Carrion has sent one of his Three Beastketeers, Phobio, on a raid of Rimuru's city. However, Phobio is quickly defeated when Milim meets his attack with her own. Rimuru and his subordinates then ask Phobio why he has come to their town.
And there it is! She just confessed 
that there's some secret!
!وها هي ذي! اعترفت للتو أنّ هناك سرّ ما
Okay, damit hast du zugegeben,
dass du was ausheckst.
¡Y ahí está!
¡Confesó que hay un secreto!
¡Y ahí está!
¡Confesó que hay un secreto!
OK, elle avoue
qu’elle me dit pas tout !
Ecco qui, ha appena confessato di avere dei segreti!
Pronto! Já sei que a garota tem um segredo!
А вот и признание,
что она хранит секрет!