Step into the shoes of Dex, a quirky time-traveling paramedic who must navigate the convoluted timelines of patients needing urgent care across various historical periods. Each mission takes you to a different era where you must diagnose illnesses using period-appropriate methods and medical knowledge. As you save lives, you also uncover a shadowy organization manipulating time for their nefarious ends. Will you be able to patch up history before it unravels completely?