The song "No Shit Sherlock" by Virtual Mouse is about feeling overwhelmed by school, responsibilities, and societal expectations. The narrator expresses frustration with constantly being told what to do and feeling judged by others. They also touch on wanting to break free from the monotony of daily life and the desire to do something more exciting. The phrase "No shit, Sherlock" is a common American slang expression used to sarcastically point out the obvious. In this context, it's used to emphasize the frustration and annoyance the narrator feels towards those who criticize or underestimate them. The narrator also references Eminem and eating M&M's, adding a playful and relatable touch to the song. Overall, "No Shit Sherlock" conveys a sense of rebellion and a desire to break free from societal expectations and live life on their own terms.