Roar: A Star in the Abyss manga volume 1 features story and art by Ai Okaue.

Misato had a perfect childhood, with parents who loved her and a home on an idyllic island in Japan's inland sea. But then a TV show starts shooting in town. Misato's cast as an extra, and in an instant, her life is turned on its head. A woman appears claiming to be her real mother, and before she knows it Misato is living in a lavish mansion surrounded by greedy schemers of all stripes. The curtain rises on the story of a rising star who plunges into an abyss…where the only sustenance is vengeance!