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...
VERIFICATION TEST FAILS
MR. ONOZAKI SPEAKS OUT
فشل اختبار التحقق
السيّد أونوزاكي يتحدث
Prueba de verificación falla
Onozaki declara
Prueba de verificación falla
Onosaki declara
La verità sul signor Onozaki. 
Dubbi nelle tre ore e mezza
 di conferenza stampa
Teste de verificação falha
Sr. Onozaki tem a palavra