When your brother confronts Isham, the angel will kill him. Isham’s a big man in heaven. He has too much to lose if the truth comes out. And when your brother’s dead, you won’t stand in my way anymore. You’ll help me. And for that, I can wait.
LILY SUNDER HAS A PLAN. Oh my god. She knows exactly what Sam will do if Isham kills Dean. Smart lady.