Hye-rim, who works as a mart cashier, is against unattended cash registers replacing people, but her mother, Kang-sim, must learn how to use an automatic dispenser to get a job again.
Overview：Hye-rim, who works as a mart cashier, is against unattended cash registers replacing people, but her mother, Kang-sim, must learn how to use an automatic dispenser to get a job again.
