ふたりの人気作家が、兄妹それぞれの視点から交互に描き、ひとつの物語をつむいだ合作小説。兄と妹の想いが胸に響きます！
Faceboo auth is required to view user page.
If you have logged in since, it's automatically executed. If first time, Facebook auth login page will be shown, after your authorization, you can access user page.
