The Flash’s viewers can all probably agree both options are terrible ideas, as Nora truly doesn’t understand who she’s dealing with.
With Nora desperate to reconnect with her father, she might be driven to do something pretty severe to get Thawne’s help.
Which puts him in a rather advantageous situation.
This could include stopping his execution, whether to set him free in exchange for information or to torture him on her own for answers on how to get back undetected.