My cousin, who returned from overseas after more than a decade, returned to Japan to study for her entrance exams, and I decided to let her stay at my apartment for a week. Having lived in a tropical country for a long time, she was used to going without panties, so she left her pussy completely exposed under her skirt, saying, "Panties make me sweat." Sensing my gaze as I secretly peered at her pussy, she spread it open and teased me, then...