Unexpectedly

He looks to the ugly old witch has she envelop his member in her mouth.

He says, "Oh come on... You are ridiculous. You really think that an old ugly woman can seduce me?”

She suck his member slowly and remove it from her mouth to say, "Mmm..seduce? I only want to drain your balls my dear...”

She envelop again in her mouth his penis and after a few seconds the prince feel his member hardening to his surprise.