Rui lived in a fantasy world where there was always peace. everyone understood animals there, so no one ever felt lonely because they could always talk to an animal. but despite this, the land did not have many people.

homever, Rui fell in love with a boy named Tsukasa. but the only problem was that they lived a lot away from each other so Rui often told the other pets to give him kisses and sweet messages for Tsukasa.

today, Rui also wrote a letter to his beloved.