[Chinese]SSIS-300 Alone with her beautiful older sister... Suddenly, a deep kiss, licked all over in a lewd way, lost in sex. Am I the worst for being like this…? Aoi Tsukasa

Her older sister suddenly comes to the apartment where she lives together. "Can I stay tonight?" They went home, but they were puzzled by the older sister who didn't return to her parents' house and stayed. The next day, she goes to Tokyo for job hunting to replace her older sister. "It's okay, if you don't tell her sister..." During the three days she was away, she was alone with her too beautiful sister. Her older sister Tsukasa's thick kisses and nasty licking sex made me fall in love... The masterpiece of reverse NTR drama is born here!