In this pixel-art H simulation game, protagonist Hiro has come to his relative's house in the country by himself, however, circumstances lead to him living under the same roof as his 3 sibling childhood friends for a month. How will he spend the one month? That's up to you. Go fishing, cook your catches, make a secret base... Raise the affection level of the heroines to unlock H moments in certain locations.

In your room, in the bath, in the washroom, at the shrine, at the secret base, at the bus stop...