They wouldn't talk. She was sure of this, but she doubted Matt would care about her promises. However, identities were confidential. If any of the agents who'd seen them talked, they'd have SHIELD to reckon with, let alone the Black Widow coming to knock on their doors. She rubbed her thumb along his wrist, in what she hoped was a comforting manner.
"No one will come to bother you. There'll be two guards outside your cell, but you don't have to talk to them if you don't want."