One vertical unit fully looped with yarn. There are 17 lines at every section of frame.  Search “17b텔레그램Dbnara^◀*로또디비판매[$_” from The Making of Screenplay: Part 4

Search “17b텔레그램Dbnara^◀*로또디비판매[$_”

One vertical unit fully looped with yarn. There are 17 lines at every section of frame.