In 'ChronoChums: Who's There?', players take on the role of a quirky detective named Quinn, who has been gifted a mysterious watch that allows them to interact with ghosts from different historical eras. Set in a bustling modern metropolis, Quinn must navigate through various time periods to solve a series of playful yet ominous mysteries. Each chapter reveals the struggles of historical figures and the pivotal moments they face, but they need the player's help to change their fate. Players will interact with these characters, solve riddles, and uncover secrets that connect their current reality to the past, with unexpected twists leading to a thrilling climax. Can Quinn piece together the timeline before it collapses?