This is the grading & discussion thread for this week’s episode of Medium 4x11. Spoilers ahead... . . . . . . . Lady Killer When a dangerous serial “cougar” begins murdering young men, Allison teams up with Scanlon to track her down. She also begins to have visions that Devalos' political campaign is in jeopardy, with someone plotting against him. Rosanna Arquette guest stars. Official Website for Medium . .