In 'Chrono-Collide: Whose Reality Is It Anyway?', you find yourself in a dystopian world where multiple timelines have merged due to a catastrophic event known as the 'Chrono-Collapse'. Players take on the role of an anomalous agent, tasked with navigating these overlapping realities to uncover the truth behind the collapse while interacting with various versions of themselves and other key characters. Each choice you make will ripple across time, altering past and future scenarios that can lead to mind-bending revelations and dramatic alliances.