Ramume Omnipotent Medicine

A Matsuzuki Kou anthology, containing four one-shots:

1. Omnipotent Medicine (Ramune Bannouyaku)
2. Ahiru Revolution (Ahiru Kakumei)
3. Under the Scarlet Sky (Ake no Sora no Shita de)
4. The Orange Angel (Orenji Tenshi)