- "Seni seviyorum." Diyemiyorum.
- I Can't Say "I Like You"
- Koi Book
- Non posso dire "mi piaci."
- لا أستطيع أن أقول " أنا معجبة بك"
Shiina has 2 secrets. She loves her brother Kiri a lot, and Kiri doesn't know that they are not blood related. She doesn't know what to do, she's been hiding it for a long time, and no one knows she loves him. "This love is secret. Secret to anybody. However, my heart is trembling. ---Hey, I've become aware of these feelings. Please don't notice.---"
- Volume 0/?
- Chapter 0/1