Max, Bloom and Reynolds frantically recount a patient's past encounter that could throw them into a massive lawsuit. Meanwhile, Iggy confronts a local middle school about its teaching policies, and Kapoor lets his superstitions take over.

When multiple patients throughout the hospital begin to show similar, alarming symptoms, Sharpe and Bloom scramble to figure out the root of the issue. Iggy tries to create peace for a divorced couple in a dangerous situation and Kapoor experiences a flirtatious encounter. Meanwhile, Max meets a child with a rare muscular disease and desperately tries to get him into the only clinical trial in the country that could extend his life.