Mou Ichido
もう一度
Description
(from ebookjapan): Shiro and Motoko love each other in their hearts, but out of consideration for each other, they cannot say "I love you" to each other. Even though they are not related by blood, the words of love are too painful for the two, who refer to each other as sister and brother. What will happen to their love, which suffers because of their tenderness?