You're not going,"he said as soon as she'd finished. "If I have to tie you up and sit on you until this insane whim of yurs passes, you are not going to Idris." Clary felt as if he'd slapped her. She had thought he'd be pleased. She'd run all the way from the hospital to the Institute to tell him, and here he was standing in the entryway glaring at her with a look of grim death. "But you're going.