In 'Chrono Conundrum: Whose Hello Is It Anyway?', players take on the role of a quirky librarian named Max who discovers an ancient book that grants the ability to travel through time - but with a catch! Each time Max travels, they mistakenly swap places with a random version of themselves from alternate realities. As Max navigates through various timelines, from dinosaur-infested prehistory to futuristic cyberpunk cities, they must solve peculiar puzzles and interact with bizarre alternate versions of friends, foes, and even themselves. The mission? To gather quirky clues to complete a humorous time-sensitive favor for an eccentric inventor while trying to find their original timeline and identity. In each twisty tale, your choices will lead to wildly different outcomes and hilariously awkward encounters.