The older sister comes to her younger brother to talk about being pregnant. The man she is having an affair with is her boss at work, so she doesn't know what to do. The younger brother gently embraces his older sister. Excited by his sexy older sister, the younger brother ends up kissing her. At first, the older sister refuses, saying, "Hey! We're brother and sister, that's not okay," but she accepts, saying, "I'm sorry, a kiss is okay." Then the younger brother puts his tongue in. The hand that was holding her shoulders then starts to rub her breasts, then to her crotch... The older sister resists again, but when she hears it, it seems that the younger brother broke up with his girlfriend about three months ago and is pent up and horny. So she decides to help him ejaculate. The older sister gives him a handjob. When he asks her to show him her naked body, she reluctantly does so. And then...