Filmed in 23 days. About eight scenes were shot per day.
Promoted by the crew as the first Polish slasher movie.
Was supposed to be released theatrically in Poland on March 13, 2020, which coincided with Friday the 13th. However its premiere was postponed due to concerns over the coronavirus outbreak.
Screened in advance for film critics before the upcoming premiere was postponed due to the pandemic. It received mostly positive reception.
This is the first Netflix original film from Poland.