Beautiful Lina is gravely ill and in a coma so her husband decides to take her to a professor / supernatural researcher who has a collection of ghosts and monsters as research objects. Unfortunately, the professor’s research is tainted by his corrupt assistant so when Mrs. Lina needs blood, she is given a tainted blood transfusion which is the blood of Mrs. Kemangmang... a spirit who likes to suck human brains.
Sumiati meets the wealthy but unrefined Johny while on vacation in Tretes. Even though she reciprocates, she also goes after a younger suitor named Herman. A love triangle ensues and is further complicated when Paimo, Johny’s servant, also takes a liking to Sumiati. When Paimo tries to seduce her, Johny becomes angry and kills him but his ghost returns.