The Ebara family, a typical middle-class family living in downtown Tokyo. When her mother-in-law sold a mountain, a large amount of 70 million yen came in, and with that as a down payment, she got her longing detached house. A slapstick drama for each family is unfolded on the stage of a dream home.
Model Reiko Higa is injured after being hit by a car pursued by motorcycle cop Tomishima. Tomishima's supervisor refuses his request to apologize to Reiko, as it would be an admission of police responsibility. Forced to give up her career, Reiko leaves Tokyo to return to her hometown on Okinawa, travelling by road up to Kagoshima, and Tomishima pursues her in order to apologize.
盗んだ車でドライブを楽しんでいたルパン三世は、その途中で刑務所に護送中だった峰不二子に出会い、彼女を手に入れるため脱獄に協力するが、不二子はルパンを置き去りにして一人で逃げてしまう。警察に捕まったルパンは銭形警部からの取り調べを受けるが、「脱獄に協力したという証拠も証人もない」という理由で釈放される。その直後、ルパンは自分のことを探していた次元大介に出会い、自分の素性を知ることになる...。
