After years of growing apart, twins Zach and Jeremy attempt to reconnect on their first trip to Europe. Backpacking in Scotland without the rest of the Roloff family proves to be tougher than they had imagined.

Amy, Molly and Jake fly off to Italy, but when Molly gets sick on the plane, it threatens to ruin their vacation before it begins. Meanwhile, traveling in Germany, Zach and Jeremy visit a small town and run head-on into the language barrier.