Editor's Note: The following contains spoilers for Doc Season 2 Episode 1.The hit Fox medical drama Doc returned this week with an emotional and high-stakes Season 2 premiere. Titled “Her Heart,” the episode wasted no time raising the tension, delivering a harrowing hospital hostage crisis, a life-or-death injury for fan favorite TJ (Patrick Walker), and Amy (Molly Parker) experiencing her first true flash of memory since her accident. With relationships growing more complicated, new characters entering the mix, and the series doubling down on its blend of medical urgency and personal drama, the stage is set for an ambitious sophomore season.