Ken knew about the seven-member group on TV, and couldn't help but courageously a tunnel bellow of Chino's house with his father's words to take Chino. By the time Ken worked hard day and night digging a tunnel, the seven young men were approaching Chino's house at the last moment. Koji and his colleagues, who saw him as in jeopardy, quickly stopped in front of the seven-member group and hindered their progress, so Ken rushed to Chino's house by a small margin. Chino was so impressed with his health that she hugged him tightly. On the other hand, the lagging seven-member group, admitting defeat, went straight away toward the sun, which was about to set with a rainbow appeared at the end of the film.