define config.say_menu_text_filter = game_text_mod
define mom = Character("Mom", color="#dc38bf")
define ym = Character("your mother", color="#fcf2f2")
define mm = Character("my mom", color="fcfafb")
define yd = Character("your dad", color="fcf5f5")
define ys = Character("your sister", color="fffdfd")
define yss = Character("your sisters", color="fdf9f9")
define mmy = Character("Mommy", color="fff8f8")
define dad = Character("Dad", color="273e7f")
define asc = Character("Aunt Stacy", color="dc134c")
define uj = Character("Uncle Jay", color="e37f66")
define st = Character("Sister", color="fffafa")
define fmy = Character("family", color="fffafa")
define ms = Character("my son", color="fffaff")
define mss = Character("my sister", color="fffaff")
define mdad = Character("my dad", color="fffaff")
define br = Character("brother", color="fffaff")
it should look like this in the script.rpy you need to rename script.rpy after download. And put it in your game folder then overwrite when ask .
