Principal Louisa Clarke did everything she could to ensure that no Nerf gun would ever again be found in Retroville Middle School. Only one thing is strong enough to break the peace that's held the school together for the past month: the JN gang's implosion.

When Goddard dies, Jimmy finds himself desperate to believe in God. From a church in Retroville to the surface of Venus, Jimmy and Cindy go on a journey to help him through his grief and answer the age old question of whether or not we are truly alone in the universe.

It's the last day of fifth grade, but neither Jimmy nor Nick can bring themselves to go to graduation. Both end up at the Candy Bar and share why they're so afraid of leaving Lindbergh Elementary behind.

When Cap'n Betty goes missing on Loch Ness, Jimmy and the gang decide it's up to them to find him. In what might be their strangest adventure yet, the five kids realize discover not only the truth about the Loch Ness Monster, but the true importance of their friendship.