My stepmother Nanako, who had been going to Hokkaido with her after her father was transferred, has returned to check on me this summer. As beautiful as ever, I am in the midst of puberty, and still unable to interact with Nanako as a mother and child. On a hot afternoon, Nanako's "sweat flowing down her neck" <overflowing armpit sweat> <sweat flowing through her body> As she hangs out her laundry on the balcony, she has an unfamiliar desire for the lewd sweat flowing through her whole body, I began to feel that Nanako is not her mother but as a woman...