They didn't come from this world, but it's now their new home. The classes try their best to fit in in the new place, but it's not as easy as it seems. From learning new things to falling on old habits, everypony's got work to do...

A sequel to My Little Fortress: Teamwork is Magic

After a mishap in a magic duel, the ponies are transported to the Team Fortress universe. They'll take the classes places while The Engineer tries to find a way to get them home.