The guy in the movie is lucky to have feelings for a classmate girl who has an extremely sexy and attractive older sister. The dates to the playhouse were the times when he could not avoid meeting with his lewd sister Julia, even in private times, having sex with his brother, she peeked at him with lustful eyes. Not stopping there, with her huge breasts, she always finds ways to seduce the boy and naturally, he is quickly defeated by her attractiveness not only in appearance but also in her lewd personality. This was followed by clumsy scenes behind the younger brother's back, even when the younger sister was in front of them or when she was sleeping, the two of them defied each other to be able to satisfy the bestiality in them.