Stories centered on the girl Bun who lives in the attic above a 5th floor apartment. 1. Falcon no Pipe (ファルコンのパイプ) 2. Hooper Sora wo Yuku Part 1 (フープァー空をゆく（その１）) 3. Hooper Sora wo Yuku Part 2 (フープァー空をゆく（その２）) 4. Ojisan no Tegami (おじさんの手紙) 5. Shougun Ooi ni Kataru (将軍大いに語る) 6. One Man's Ceiling is Another Mans' Floor 7. Papa wo Matsu (パパを待つ) 8. Hakkutsu (発掘) 9. Kizutsuki Yasui Seishun (傷付きやすい青春)