"It's not like there's anything remotely sexy about this."

It's her first thought in regards to boundaries, not fully aware that he's probably referring more to the quiet intimacy of Jyn's usually private moments with her daughter. She doesn't mind sharing with him, she'd just built up such a wall before she'd decided earlier to try to be less ornery.

"Look, when it comes to Rey, there's nothing I can think of that I'd fight you against." Formula, sending her to an Imperial daycare, letting her eat junk food, leaving her unvaccinated... okay, there is a lot she would fight over, but nothing that Cassian is likely to bring up. Probably.