"You...want me to do this again?"  Like Yifa, she understood that her swatting Mera was something acceptable and...perhaps even a bit fun, but to have the situations reversed, and have her asking for it?  This was...awkward, yes.  Which only multiplied when the larger woman crawled across her lap, and asked<em>very politely</em>to be spanked.  "Ah, o...kay."  Mera raised the prerequisite hand and brought it down a few times on Yifa's bottom.  Hard.