Date rape through the use of roofies happens all the time. The drug leaves the system almost immediately, is hard to trace, and leaves one in a zombie state - awake but not aware of anything. It is an epidemic on college campuses.
“It is an epidemic on college campuses.”
A very odd thing when you consider that, these days (to say nothing of my own day)you have to be some kind of real loser not to be able to “pick up” a willing female.