PES-112 Directly hits my sister's masturbation! My brother, who gets an erectile, touches her and sniffs sex education! Set of 2

My little sister enters my room without her permission and masturbates alone, looking at PCs, erotic DVDs, magazines, etc. I knew that but I've been acquiesced. But I'm at my limit now. I'll show my devilish little sister a real raw cock and give her sex education. While my sister was masturbating, she entered the room and asked, What are you doing? and she squealed, My friend did something naughty with my boyfriend. I was interested too...