Reina has been aware of Kouta, her son's friend, as a man for some time. The pent-up emotions finally became unbearable one day. Reina changed into more elaborate underwear, meant for special occasions. She successfully seduced Kouta. Then, as a preliminary test… she extracted the long-desired sperm with lewd oral sex, but… Kouta fled the house due to awkwardness, leaving his cellphone behind without noticing.
