House initially insists it is cancer, but Foreman argues that four autopsies and countless tests say otherwise.
The final "epiphany" reveals that the donor had . These cells masqueraded as healthy organ cells but failed when under stress, effectively spreading like cancer without being detectable by standard biopsies. 🕵️ Key Plot Developments: Enter Lucas Douglas
: An elderly man who received a kidney and is the only other survivor at the start.
: Apple reveals that she was happier when she was blind; regaining her sight only showed her how "ugly" the world really is.
: A math teacher who received a corneal transplant and is the focus of the case.