Grant Me a Brilliant Future

A twisted romance between a brother and sister

Her younger brother can give her love, but is powerless to give her anything else. His older sister wants both sex and power, but wants no love at all. So, in the name of love, she uses and manipulates him, achieving her goals time and again. He says, "I love you. Wait for me." She says, "Little boy, you're just addicted to what your big sister can do in bed."