Dullahans are demi-humans whose heads are separate from their bodies. Naturally, Tetsuo is intrigued by the unique traits of dullahans, but Kyouko is just as interested in learning more about her own body. Tetsuo has the idea to ask the opinion of someone outside of his own background in biology, so he takes Kyouko to meet Souma, an old college buddy.
That isn't something you 
need to apologize for.
.هذا ليس شيئًا عليك أن تعتذر من أجله
Dafür müssen Sie sich
doch nicht entschuldigen.
No tiene que disculparse por eso.
No tiene que disculparse por eso.
M. Takahashi,
ce n’est pas à vous de vous excuser.
Lei non ha nulla... di cui deve scusarsi...
Não é coisa para se desculpar assim...
Вам не за что извиняться.