In 'Chrono Chums: Who's There?', players assume the role of Max, a time-traveling amateur detective with a knack for getting into awkward situations. When Max's trusty watch malfunctions, they get tangled in a paradox of past, present, and future timelines filled with eccentric historical figures, unexpected plot twists, and quirky companions known as 'chrono-chums'. Players must navigate through time, solving puzzles and deciphering clues in various eras to uncover the mysterious entity sabotaging time itself, all while trying to keep their sanity intact in a hilariously chaotic world.