Step into the mismatched shoes of 'Chum', a time-traveling, dimension-hopping buddy who specializes in greeting people across timelines. Each time you accidentally bump into someone from a different era, you create a paradox! It's your job to sort out these time tangles before they turn into catastrophic events. Solve quirky puzzles, navigate lively dialogues, and strike hilarious interactions with historical figures, all while crafting the perfect 'hello' in every situation. Will you be able to keep the timelines intact, or will a single misplaced greeting turn history upside down?