【diletta】Sou-Natsu -I fall in love with you again in the summer at the secret base

A summer vacation from my school days.
The main character, Shunpei Kasukabe, meets an older sister named [Minori] at a secret base and discovers love and sexual urges.

Shunpei spends a few days with Minori like a sweet and lewd vision.
But after one summer, he can’t see her anymore, and the memory of her is buried in a corner of his mind.

Ten years later, Shunpei has grown up and left his hometown to find a job, but his days are not going well.
When he returns home for the Obon Festival, he stops by a secret base for nostalgia and is reunited with Minori.

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16 basic CGs
438 pages of the main story including differences
Illustration only version available

Total: about 770 pictures