"Are you sure you want all the gory details? You know how you can get." Why not use her Fitz against this one? She even manages laughs it off.

But this one wouldn't mind a dead cat in the lab. He probably would've killed the cat.

Jemma has to focus on the current problem: she cannot sleep in the same room as this man. She cannot trust whatever food or drink is put in front of her either.

What she needs, is an ally.