"Let me become a great red blood cell one day" - This is the story of Red Blood Cell before she became Red Blood Cell, when she was a young Erythroblast. The Erythroblasts are training hard to become full-fledged Red Blood Cells under the supervision of their teacher, Macrophage, but Erythroblast is directionally-challenged, and she's always getting lost in the middle of drills. One day, while practicing to evacuate from bacteria, Erythroblast once again loses her way.

Starring:

Karen Strassman , Mamiko Noto , Morgan Berry , Griffin Burns , Ray Carsillo , Ray Chase , Khoi Dao , Robbie Daymond , Darrel Delfin , Dorah Fine , Kellen Goff , Erika Harlacher , Xanthe Huynh , Billy Kametz , Erik Scott Kimerer , Christian La Monte , Cherami Leigh , Landon McDonald , Erica Mendez , Kayli Mills , Laura Post , Bill Rogers , Laura Megan Stahl , Armen Taylor , Chris Tergliafera , Kana Hanazawa , Tomoaki Maeno , Akinori Egoshi , Junichi Yanagita , Juri Kimura , Kikuko Inoue , Kensuke Satô , Kentarô Kumagai , Daisuke Ono , Maria Naganawa , Aya Endô

Genre:

Animation, Action, Comedy, Fantasy