house md 2020 COVID season. princeton plainsborough is the epicenter for covid research for some contrived reason. cameron is extremely pro-mask. foreman isn't anti-mask but he thinks it's personal choice to wear one or not and if you decide not to wear one you deserve to die off anyway because something something natural selection. chase is just trying to clown around and start shit in the workplace. wilson has a very special episode dedicated to convincing his immunocompromised cancer patient to mask. early on in the season house gets hyperfixated on trying to find a cure for covid and starts to forgo his vicodin in favor of the best puzzle he's ever encountered. everyone tells him he can't do it and it can't be cured and to wait for the CDC to distribute vaccines but he keeps going with an insane obsession. towards the end of the season cameron gets irrationally attached to a covid patient who's on a ventilator. she tries to join house on his obsessive journey but he spurns her because she's doing it for sentimental reasons. her patient dies and gives her covid. in the season finale house is trying to save cameron but can't find the cure and starts to believe it's impossible. he enters her room without PPE in some insane patented gregory move to try to cure her that doesnt work. he catches covid as a result of this and passes out with a fever of 104. he hallucinates arguments with his coworkers and friends in an extended dream sequence that eventually culminates in the realization that he's been subconsciously blocking out the answer to curing covid this entire time because he doesn't want to give up the best puzzle he's ever encountered and go back to vicodin. he struggles with this moral conundrum and eventually decides to cure covid and also cameron. the season ends on a shot of him popping a handful of vicodin dramatically. covid is never brought up again.