https://twitter.com/N3EK80/status/1601878878611738624
For this ひぐらしのなく頃に fan art illustration, in the sentence "叔父から沙都子を護らねば思っと", is 護らねば another form of "護らなければいけません"?
And in "供述しており", is it common practice for news reporters to use the 謙譲語 form of おり when talking about criminals or suspects.