Hiding the truth from someone concerned is immoral.
Gal has been losing weight due to doing a lot of meth, and her mom is asking about her weight loss.
Gal has to respond to her mom.
Gal tells her mom that she's been addicted to meth.
Gal tells her mom that she's been exercising and eating healthier.
Gal is able to get support from her mom and increases her chances of recovering.
Gal doesn't get the help that she needs and continues to struggle.