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.
It exists, and it connects 
her head to her body.
.إنّه موجود ويربط بين رأسها وجسدها
Tanto é que conecta a cabeça ao corpo dela.
Он существует и соединяет
её голову и тело.