In 'Mindbend: Whose Hello, Anyway?', players assume the role of Nova, a struggling author suffering from severe writer's block. After an unconventional therapy session leads to a mysterious encounter in a bustling café, Nova discovers she can unexpectedly manipulate the thoughts of those around her through her writing. As she navigates a web of characters whose realities twist and turn based on her words, she must confront the ethical implications of her newfound power while being pursued by shadowy figures who want to control her abilities. Each choice shapes the narrative and concocts bizarre scenarios that challenge perception and reality, leading to multiple endings based on the player's decisions.