Dekakute Ecchi na Ore no Ane

Based on the erotic game by Marine. On March 22, Saturday's summer holiday Shun was told to go back to his Nee-chan home to do something. Perhaps Shun thought he would be made into a toy By Nee-chan. And by the time Shun comes home, Nee-chan tells Shun because they get an unknown disease that's Idiopathic Estrus Syndrome, that causes his sister to feel the heat in his body that is out of control and the only way to cure the disease. They have to Regular intake of male sperm. And the romance relationship between Nee-chan and Shun begins ... (Source: Nekopoi and Has Been Translated and Edited)

Bitch na In`ane-sama

Riko has successful career as an employee of a company. Her brother, Takashi, moved out to go to college and lives on his own apartment. One day, Riko goes to Takashi's apartment while he's not there and comes across an anal porn DVD when cleaning his room. Curiosity overcame her and she began to watch the porn video and masturbate. When Takashi comes back home he catches her in the middle of the act...