Childhood Friends With Benefits

Surrounded by the blue sea and green mountains, the protagonist moved there.
For him, who has been struggling with the competitive society of the city, this is not a place to retreat, but a new battlefield.

――It was supposed to be.

But, there was no such thing.
From the first day at his new school, he is taken out by his classmates, enjoying what they do, and being inspired by them.

Meanwhile, the three girls that the protagonist met also changed him again: a bright and lively kouhai who has a shocking encounter, Amahara Kogane; a shrine maiden senpai who looks out of this world but is surprisingly mischievous, Kaminashi Yashiro; a tsundere girl and daughter of the landlord who takes care of the protagonist, Ainokura Kazuha.

In the vividness of summer, the love that is born between them will eventually turns into a deep love.

Friendship and love are interwoven.
A love story that only students can tell begins.

The Ogasawara Islands is designated as a natural World Heritage Site. Hiroki visited the island for the first time in four years to help with his grandmother’s shop during summer vacation. He met the beautiful blonde girl Emily on the boat ride to the island. She had run away from home to retrieve a ‘treasure which had sank into the sea’. He reacquainted with his osananajimi Chisa on the island and she told him that there was a sunken ghost ship. It is said that the treasure which Emily was looking for was aboard this sunken ship. He couldn’t leave a scuba diving novice like Emily alone and Chisa didn’t want to miss out on the fun, so they ended up searching for the treasure together.

Our protagonist, Arata Hibino had always loved his mother, Manami when he was little. Seeming as though to leave his mother who cannot let go of her dead husband, he decided to move out and live by himself.

One day, he accidentally injured his hand. Having heard what happened, his mother became worried and decided to stay with him until he was fully healed.
Cooking food for him, helping him change—Manami gained back her former role as a mother and looked after him.

Taking baths with her son however, also became part of her role as a mother......

The protagonist, Ren, is an honor student, who is strictly educated by his mother and trying to succeed his father, who is a doctor.
He respects his mother a lot, but sometimes, he just wants her to be a little bit more lenient.

One day, he accidently sees his mother masturbating.
After that, when studying with her, he keeps thinking of it and gets excited.
Even though he is ready to be scolded, she calmly chided:
"So this is why you can't concentrate."
And promptly help him get off.

From then on, in other to help him focus, she decides to help him relief every study session...