The main character Hiro visits his relative’s house in the countryside by himself.
He lives under one roof with his three sisters, his childhood friends, for a month.
How you spend your time is up to you.
You can fish in the sea or river, have the fish you catch cooked for you, or build a secret base. .
As you increase your sensitivity, you will have moments to have sex in various places.
In your room, of course, but also in the bathroom, toilet, shrine, secret base, and bus stop. ……