Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.
The island of Urashima in the south, far from the mainland, is a paradise blessed with rich nature.
But with a complicated past, this island was about to disappear quietly from history.
A young man would flow into such an island.
The young man, who claims to have come from the future, would begin to fight alone to change the future, as if it were nothing more than an island tradition.
But he had another purpose.
Three girls, how would the world be changed by him?