Drugs
Explanation
The Joke
The comic opens with a classic "drug dealer" scenario: a shady figure in a trench coat and hat approaches a kid, asking "Hey kid, you wanna buy some drugs?" The kid responds with "What kind?" Instead of offering recreational drugs, the dealer launches into a rant about how pharmaceutical companies use patent protections to prevent the production of generic versions of medications, and then overcharge patients for trivial, incremental improvements to existing drugs. The kid's reaction in the final panel is simply screaming "AAAAAAAAAA" in horror.
The twist is that the "drugs" being offered are not illegal narcotics but rather the horrifying reality of the pharmaceutical industry's pricing practices. The drug dealer is not a criminal but rather someone revealing the perfectly legal but deeply troubling business model of big pharma.
The Humor
The comic subverts the classic "stranger offering drugs" trope by making the truly scary thing not illegal drugs, but the legal pharmaceutical industry. The kid is not frightened by the prospect of illicit substances but is instead terrified by learning how drug companies exploit patent law to maintain monopolies and charge exorbitant prices. The joke works because the comic implies that the real "drug problem" in society is not street-level dealing but corporate pharmaceutical practices -- and that the truth about legal drug pricing is more frightening than anything a back-alley dealer could offer. The kid's primal scream of horror is the natural reaction to learning how the system actually works.