After returning home in the previous installment, Kim Hee-gap embarks on a world tour by minibus with his sons, daughters, and daughters-in-law, including Kim Jin-gyu, Choi Eun-hee, and Kim Hye-jeong. He travels through Japan, visits Heo Jang-gang in the United States, Park No-sik in Brazil, Shin Young-gyun in Samoa, and nurse Kang Moon in West Germany, where he attends the wedding of Lee Dae-yeop, who works as a miner and teaches Taekwondo. He then arranges the engagement with Yoon So-ra, a student in Paris, France, who helped him along with his son Bang Soo-il in Vietnam, and returns safely.