Watson delays his own care while treating an authoritarian dictator on Watson Season 2 Episode 18, “Sic Semper Tyrannis.”

A family seemingly allergic to sunlight, hallucinations, and manipulative antagonists shape the team on Watson Season 2 Episode 16, “Respect the Process, Respect the Quirks.”

On Watson Season 2 Episode 15, “A Third Act Surprise,” the team treats a young woman in kidney failure while John consults again with Sherlock, but it’s the final moment that leaves him reeling.

On Watson Season 2 Episode 14, “Wrongful Life,” John and the Holmes Clinic face legal action from a young patient who has endured a life of medical suffering.

A young woman is revived from the verge of death— repeatedly– on Watson Season 2 Episode 13 “For a Limited Time Only.”

On Watson Season 2 Episode 12 “A Family Meal,” a woman’s strange neurological systems lead to the horrifying truth behind this episode’s title.

A couple’s car falls into a sinkhole on Watson Season 2 Episode 11 “The Tunnel Under the Elms.” This is somehow not the worst of their problems.

On Watson Season 2 Episode 10 “Never Been CRISPR’d,” the man with the glowing chest returns with a glowing heart tattoo that almost kills his girlfriend.