Winnie the Pooh and The Secret of NIMH is the second film from The 100 Acre Wood series.

Pooh and Mickey Mouse met Mrs. Brisby who is Jonathan Brisby's wife. They struggled to save the brisby family from a farmer's plow. Along the way - They encountered Jeremy the Crow Mr. Ages The Great Owl and Nicodemus the leader of a group of rats who escaped from The Scientists of NIMH. Although there was a sword fight between Justin and Jenner - Mrs. Brisby must save the life of her young son Timmy Brisby.