Sour Milk is a short dark comedy about unrequited love and its unpredictable consequences. Terrance Newmann (20's), a meek 'stay-at-home' boyfriend and model builder, plots to murder and disgrace his girlfriend after discovering she is sleeping with their neighbor. Although it seems like Terrance's elaborate scheme is going to execute flawlessly, in a 'Scooby Doo' chain of misfortunate events, Terrance's machinachians derail and he must fight to make sure his girlfriend never finds out.