Case Closed Episode 496 SUB at Gogoanime

Synopsis: The nurse tells Conan that she just remembered Eisuke had surgery for leukemia when he was young, raising the possibility Rena may in fact be his sister. Meanwhile, the FBI manages to narrow the list of suspects down to three patients: An old man with a broken leg, a man with a neck sprain, and a man with dorsalgia. Conan volunteers to secretly investigate them. After recording the three patients on a secret camera, Conan reports back to the FBI.