In 'Chrono Chums: Whose Hello is it Anyway?', players assume the role of a witty time-traveling detective named Quirkie, who has the peculiar ability to communicate with versions of themselves from alternate timelines. After an event goes wrong during a routine multiverse excursion, timelines start colliding in hilarious ways, leading to a chaotic mix-up where different versions of Quirkie must work together to solve absurd problems and track down the elusive 'Timeline Thief.' Each conversation and decision influences the alternate realities, allowing players to navigate through various 'what-if' scenarios filled with quirky characters and slapstick humor.