Fumiko and the Village of Lust

An adult visual novel game, Okimura Fumiko (37 Years Old) A housewife who works as an archaeologist. She is an energetic woman. She has a son who often calls her a gorilla, and a husband who is indifferent.
One day she had to go to a primitive village in the jungle of the African continent.
Fumiko is a person who easily gets along with anyone. In the primitive village, Fumiko has a good relationship with the village head there.
The relationship between the two of them is so close, Fumiko does not hesitate to talk about her personal life. She talks about her hobbies, her family, her personal problems, her husband and even the topics they sometimes discuss about Fumiko's sexual life.
The character of the village head is that he speaks little and is a bit perverted. but being near the village head made Fumiko comfortable.
Sometimes the village head (Mr. Kela) does dirty things, like squeezing Fumiko's ass. At first Fumiko felt uncomfortable.
However, as time went by, the old man's advances and lewd actions didn't bother Fumiko anymore, she instead thought it was normal and thought it was just a joke.
But in the end will they cross the line?

Then about Fumiko's husband, Okimura Nagato, he is an indifferent man who has never even fulfilled Fumiko's sexual needs.

Now regarding Fumiko's son, Okimura Naoto (18), He often bullies his own mother by calling her mother a gorilla.
He didn't realize that this made his mother insecure about her body, and that stress might push her mother to fall for another man.
One day, when they were communicating via computer, Fumiko's special computer experienced a bug, so Naoto could see all of his mother's activities even though his mother had turned off the special computer.

Then what will Naoto see? Will he regret his attitude towards his mother?