[MIDV-791] The older sister spoils her younger brother to motivate him to study for the exam

An incest sex movie by Rena Miyashita. This summer, I went to my sister’s house to focus on studying for my university entrance exam. I failed the last exam, so this time I was determined to pass it. I will restrain all my desires and interests to devote all my time to studying. But my sister is so sexy, she has an S-shaped body that is not inferior to a model’s, making me almost unable to resist! One day, she came home drunk, looking at her exposed pantyhose and panties along with the enchanting smell of her sweat, my long-suppressed desire arose! I immediately took out my cock to masturbate. While I was actively “jerking off”, she suddenly woke up. Not only was she not angry with me, but she also actively invited me. She let me lick the sweat on her body, used her long legs to rub my cock, her hands were flexible like snakes, touching all over my body, making me unable to bear it anymore! And during the time I was studying for my university entrance exams, every day she helped me “restore my original desire” so I could focus on studying…