Nathan decides to put his resources into something big.
Nathan experiments on animals -- and himself.
Nathan faces complications arising from a young man's romantic life.
Nathan makes a big bet.
Nathan Fielder helps a Brooklyn-based trivia aficionado come clean to his teammate about a long-held lie.
Nathan allows an Oregon woman to prepare for motherhood by simulating the experience of raising a child from zero to eighteen.
Nathan travels to Los Angeles to train actors for his show.
After a visit from his parents, Nathan struggles to stick up for his values.
The aftermath of a birthday party causes Nathan to re-evaluate his entire project.