House M.D. - Season 5 Episode 2

Years after receiving body parts from an organ donor, five out of six recipients die within a few months, but not from organ rejection. House and the team race against time to figure out why before the final surviving recipient, a young woman who received the donor's cornea, mysteriously dies as well. House retains a comical private investigator to investigate patients, doctors, and his estranged friend, Wilson.