3 senior highschool girls help make a hot air balloon for a boy during their summer holidays and took up all sort of part-time jobs in the course.
Momoe Yamaguchi
Junko Sakurada
Masako Mori
Kazuto Andô
Yumiko Fujita
Makiko Fukamachi
Akira Hisamatsu
Atsushi Kawaguchi
Yukihide Kurobe
Yôko Minamida
Hisayuki Nakajima
Koshiro Asami
Yoshitaka Nagaoka
