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...
I went to her house but the door was open.
Where did Mikoto...
ذهبت إلى منزلها ولكن كان
...الباب مفتوحًا. إلى أين ذهبت ميكوتو
La puerta de su casa estaba 
abierta. ¿Dónde está Mikoto?
La puerta de su casa estaba abierta.
¿Dónde está Mikoto?
La porte de chez elle était ouverte,
et je ne l’ai pas trou…
Sono andata a casa sua e la porta era spalancata.
Eu fui na casa dela e a porta
estava aberta... Onde a Mikoto...
Я заходила к ней домой. 
Там дверь нараспашку. Где Микото...