Mother's best friend

Takeshi is left without his parents while he is on a trip. My mother's friend Yuka will take care of her dinner. Yuka comes to the house and is pretty for her age, and Take, at first glance, finds herself in a opposite sex affection. Yuka originally intended to get ready for dinner and go home, but due to Takeshi's plot to use illness, he ends up staying at home for one night...