Slime City

Alex and his girlfriend are looking for an apartment to move into. They then move into a rundown apartment in New York City. Their neighbor seduces Alex while his girlfriend is away. His neighbors provide him with a strange drink that they call "wine" and Alex proceeds to drink it. After the incident, Alex begins to shapeshift into a yellow killer slime creature called "Zachary". He finds that the only way he can return to normal is to commit murder. His girlfriend must learn the secret of the apartment and the brutal massacre that took place centuries ago.