In Nepal the calendar is different from the Gregorian Calendar (international calendar) which we follow. In Denmark it is 2018.
The Nepalese calendar is based on the movement of the moon, which means that a lunar year has about 354 – 365 days. It means that your birthday changes from year to year.
In the month of April 2018, the Nepali calendar will change from 2074 to 2075.
The film was recorded in March 2017 – and the year was 2073.
Here Chandra talks about the major festivals.