DNJR-021 Uncle, is this Kotone's pee? - Winter love

Kotone-chan, who has no job and no girlfriend, finds out about the embarrassing sexual habits of a boring old man. - In front of her mother, she acts like an innocent girl who doesn't know anything, but only when she's alone with her uncle does she become a queen. - "No one needs your uncle, right? Shall I take care of him? As my dog, of course..."