Hina, the main heroine of "Strike it Rich," is a genetically exceptional individual with immense physical strength, trained in combat by the "Army of God," a cult aimed at overthrowing the Japanese Government. Adopted by a wealthy family post-cult, she becomes the star fighter for Valkyria, seeking to quench her thirst for battle against worthy opponents. Despite her bloodthirsty nature and dangerous ambitions, Hina shows respect and admiration for formidable fighters.