In 'Whose Hello Is It Anyway?', players assume the role of Jace, a sarcastic but lovable voice actor who wakes up to find themselves trapped in an enigmatic sound studio where every room resonates with the echoes of countless characters. Each time they say 'hello', a character from a different genre and dimension appears, leading to a chaotic quest to determine which world's greeting is the most powerful. Players must navigate through clever puzzles, improvise witty dialogues, and decide which characters to ally with or antagonize; each choice impacting the hilarity and drama of the multi-genre adventure.