This idol film centers on the love story between Mari Asami (Mari Amachi), a designer at a toy manufacturer, and Shunji Kawachi (Kensaku Morita), a newcomer in charge of planning, while also weaving in the love story of Mari's uncle ( Kunie Tanaka ), and featuring singing scenes by Mari Amachi throughout.
| Actor | Role |
|---|---|
 Mari AmachiMariko Asami | Mariko Asami |
 Kensaku MoritaShunji Kawachi | Shunji Kawachi |
| MMiki KojikaTakako | Takako |
 Isao BitōPopular Singer Akira Mizuno | Popular Singer Akira Mizuno |
 Masao KomatsuAoki | Aoki |
 Kazuko IwasakiEtsuko | Etsuko |
 Gajirō SatōHirakichi | Hirakichi |
 Kunie TanakaSaitaro Asami | Saitaro Asami |
 Kei TaniUemura | Uemura |
 Hisao DazaiPresident | President |
 Shin YasudaPoliceman | Policeman |