Bart becomes obsessed with buying the first issue of Radioactive Man, but can't scrape together the $100 he needs to make it his own. Enlisting Milhouse and Martin Prince, Bart is finally able to buy the comic, even though he only possesses one third of it. But things get hairy when none of them can decide who gets to keep it or for how long. The three enter into a dangerous confrontation that threatens to destroy not only their precious investment, but their friendships as well.