A father and daughter who brought them to a closed room with a sex education questionnaire and a voice to get a gift certificate. When she is watching AV alone, her daughter's crotch is slimy and her father's crotch is fluffy. She begins to touch her crotch without being noticed. An awkward atmosphere when her eyes match. However, the father and daughter finally cross the line because they are worried about each other's crotch. 5 sets of secrets hidden from mothers!
