Death looms over Tokyo. Loyalties are strained.

Maika fights to cross the wall. Elsewhere, the Warlord makes her move.

Bart meets a reclusive B-movie director, whose collection of horror, science fiction, and Radioactive Man is the envy of every hobbyist in Springfield. When the director announces a contest to give away his massive collection, every geek, nerd, and dweeb in town will do anything to win. Then, Homer pits himself against an exasperating and pesky

Bart and Milhouse start their own leaf raking business. Will it be a success? The answer is blowin' in the wind! And then because of a freak accident, Lisa develops synaesthesia, which enables her to acquire detailed information and impressions through her sense of smell, and it doesn't take long for her to stick her nose in everyone's business.

As the arc comes to a close, extreme measures are taken to protect Lewis & Clark’s mission.