Given our boy has been a zero up until he pulled some Neo in the Matrix shit to dodge that guy... she might be annoyed he has been "hiding his powers" or something.
EDIT: Read the LN
I was about to post "cue obvious Saintess reveal" but shit they got us all good:
Also hitting the MC with "You have no right to refuse"...
My brother in Christ, you and what army... because if you brought anything less than that, you are about to get fucking BODIED.