in the fine print
Benefit is non-transferable, excludes Reduced Rate programs (e.g. employee rates, interline, friends /family rates, vendor rates, cruises taken via cruise credit certificate, or free cruises earned through Oceania Cruises loyalty benefits), and travel agent rates, and charters
https://d1io3yog0oux5.cloudfront.net/nclhltd/files/documents/Shareholder+Benefit+Offer.pdf