In town, blood-sucking incidents are growing frequent. As Kitaro investigates, he receives a letter. The sender wants to be killed. Kitaro goes to visit the sender and meets Onozaki, a genetics researcher. Onozaki has created immortal cells and conducted an experiment where he injected himself with them. As a result, he has obtained an immortal body and also turned into a youkai. When he transformed into a youkai, he lost control and went seeking blood. All the recent blood-sucking incidents were Onozaki's doing. Because of the immortal cells, Onozaki can't kill himself, so he begs Kitaro to kill him, but...
You seemed pretty serious. What's up?
كنت تبدين جادّة. هل هناك خطب ما؟
Du schaust so todernst. Ist was passiert?
Te vi muy seria. ¿Sucede algo?
Te vi muy seria. ¿Pasa algo?
Tu avais l’air perdue
dans tes pensées, tout va bien ?
Sembravi avere un'aria triste. Che è successo?
Você parecia bem séria.
Aconteceu alguma coisa?