"Ore ga Kanojo o Okasu Wake" follows Ooki Ryuuji, a man whose unrequited love for a woman who married his brother turns dark when her daughter, Rinka, comes to stay with him. As Rinka grows into a striking young woman resembling her mother, Ryuuji's suppressed desires resurface, leading him down a disturbing path fueled by manipulation and control. The series explores his twisted obsession as he exploits Rinka with the aid of aphrodisiacs and coercion, pushing boundaries of taboo and power dynamics within the family.