You say, 'Hail Mortimer'
Mortimer says 'Revenge! All I seek is [revenge] on the creature that did this to me!'
You say, 'revenge'
Mortimer says 'The creature. . . It is a tentacled monstrosity that lies in hiding, waiting to eat the unwary. Please! You must [help] me!
You say, 'I will help you'