A life-size, inflatable sex doll suddenly comes to life one day. Without her owner knowing, she goes for a walk around town and falls in love with Junichi. She starts to date Junichi and gets a job at the same store where he works. Everything seems to be going perfectly for her until something unexpected happens.

A girl who sometimes mistreats her father, leaves her home and leaves her boyfriend, seduced by an adventurer who starts her as a tango singer. The father is jailed after shooting the seducer and she tries to commit suicide but her old boyfriend saves her, starting a more successful way.