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're the one behind
the vampiric incidents?!
!أنت الجاني في حوادث مص الدماء؟
Sie stecken hinter den
vampirischen Zwischenfällen?
¿Estás detrás de la 
actividad vampírica?
¿Estás detrás de la actividad vampírica?
Vous êtes le vampire
qui fait la une ?
Tu sei il colpevole dei casi di vampirismo?
É você que está por trás
dos incidentes vampíricos?
Так это вы виноваты
 в случаях с вампиром?!