A "reclusive billionaire" refers to an extremely rich person who purposefully avoids social interactions and prefers to live a private and secluded life. Full definition
Set from 1958 to 1964, this fictional story based around true characters and events revolves around the relationship that develops between an aspiring actress, Marla (Lily Collins) and her driver / future finance expert, Frank (Alden Ehrenreich)-- both in the employ of reclusive billionaire Howard Hughes (writer, director Warren Beatty). (filmireland.net)
Ostensibly, Rules Don't Apply is about fresh - faced Marla Mabrey (Lily Collins), who arrives in Hollywood at the behest of reclusive billionaire Howard Hughes (Beatty) to join his stable of starlets hoping to be the Next Big Thing. (filmfreakcentral.net)
After some speculation and an opportune footstep on a paint - covered magazine, he decides that his big idea is nothing less than an exclusive autobiography from reclusive billionaire Howard Hughes. (dvdizzy.com)