A facilities manager at a small college discovers a way to travel through time and transports himself into the 1700s, where he falls in love and makes new friends; meddling in the past turns out to wreak havoc in the present.

Dan and Deb head back to colonial times to rescue Chris and help spark the Revolutionary War; Dan and Chris are forced to go undercover as British allies as they simultaneously try to rally the colonists to revolt in the Battle of Lexington.

Deborah discovers that Dan may not be the great inventor he claimed to be back in 1776; Chris is under scrutiny from his mentor, Dr Cobell, as he works to finally achieve tenure at the university.

The trio heads back to the 1990s to give Dan another shot at finishing the Bellybuster ice scream sundae at a local parlour; Chris tries to save a life.

Dan, Chris, and Deborah's plan to cash in on the fixed 1919 World Series game hits a snag when they encounter a notorious gangster.

Dan, Deb, and Chris find themselves stuck in 1920s Chicago while Al Capone holds their time travel bag hostage.