[Double Beautiful Girl Rape] [Incest] Yui and Mitsuki are sisters with different fathers. Their mother was burdened with debts from a wicked man and the three of them lived in poverty. One day, their mother told them she was going to remarry. She was elderly but wealthy and would take over their debts. Yui and Mitsuki were suspicious, but they were happy to see their mother's smile for the first time in a long time. And they lived a wealthy life like they had dreamed. However, without their mother's knowledge, the two were being raped every day by their stepfather, a man who was completely destitute. They chose to be raped, thinking that they could endure it if they were together...