This isn't really a "cuckold" or humiliation story at all. This is more about a conservative wife losing her inhibitions. I'm not good at storytelling but I have an outline to flesh out. Feel free to run with it and build a great story or give me some ideas:
Outline
Characters
Wife – Sheila, mid 30’s, conservative, never been with another man
Husband – Jack – average joe
Masseuse – Maximus (Max), muscular, giant penis
Story Summary – Husband buys wife a spa day. Wife opts for a few drinks and a massage. Masseuse gets a little excited during massage, drunk wife loses inhibitions a little at a time until she’s completely over the edge. Told in 3rd person.
- Introduction of Characters
Husband tells wife about spa
Wife gets ready goes to spa
wife does various things at spa before massage
*Pre-Massage
Wife gets a little drunk drinking some white wine while waiting for massage
Wife strips down to thong panties and large towel, feels a little uncomfortable as its outside her comfort zone, but being drunk gives her a little more confidence than normal