unzip breast mod
run UndertaleModTool
go to File in top left corner
click open
find deltarune game folder and open
go to chapter1_windows folder
double click data.win or data
go to Scripts in top left corner
go to Resource Importers
click ImportGraphics.csx
click yes on script question
go to unzipped breast mod
go to character folder(toriel,noelle) or all in one folder
go to chapter 1 folder
single click sprites folder and click open
it should say import complete!
repeat steps above for chapter 2 thru 4 sprites and enjoy.
