Childhood sweetheart is violated by her father right before her eyes, so terrified she can't open her eyes! HUNBL-135

I grew up in a single-parent family and had a lovely, gentle childhood friend whom I adored. She would even wake me up every morning because I tend to oversleep! But one day, my father saw her underwear under her school uniform and lost control of his sexual urges! He grabbed her breasts forcefully and threatened, "If your son finds out, it'll be terrible!" Then he silently raped her! Threatened, my childhood friend had no choice but to come and have sex with my father every day and sleep in front of me! Although I want to help my beloved childhood friend, I'm too scared…