The phrase "a shared fantasy that" is correct and usable in written English.
It can be used when discussing a collective imagination or belief held by a group of people.
Example: "The novel explores a shared fantasy that unites the characters in their quest for a better world."
Alternatives: "a common illusion that" or "a collective dream that".
I also know that this is a shared fantasy, common to huge numbers of loyal fans for whom Bowie is not some rock star or a series of flat media clichés about bisexuality and bars in Berlin.
There's no taking refuge in a shared fantasy of isolation at "Theater for One".
But with its headsets (sort of, very roughly) resembling what we saw with Sega's aborted VR hardware and the arcades-bothering/dominating Virtuality machines, and the plot pushing the four down the avenue of a single, shared fantasy, this was an episode that foreshadowed the VR multiplayer experiences being sold in the here and now, like Ubisoft's Star Trek Bridge Crew.
(Holder and Kerkow's shared fantasy was that they would then migrate to Australia and live a hippie, outback existence).
She's happy to indulge Tom's masochistic sexual conceit that she's cuckolding him with Saul Bellow and Norman Mailer, "a deliberate and shared fantasy... usefully diluting my own necessary untruths".
But she remains a sincere enough reader to be convinced that the shared fantasy – the world brought into being by two minds – can have an existence of its own.
I started an Instagram because I like fantasy art and I want to share fantasy art that I get excited about and I didn't want to flood my Instagram with it, so I started the @phthphth Instagram account.
Doing things to keep the heat in your marriage -- taking time apart, flirting, sharing fantasies -- can be antidotes that can help keep your marriage intact.
Trump shared his fantasy that he'd usher in four percent growth rates immediately, and Clinton dragged up a very old ad (1987) that Trump had paid $100,000 to run in the New York Times, which actually (gasp!) criticized Ronald Reagan.
The first phase of architecture is articulating a need; the second is creating a fantasy; the third is coaxing people with money and power to share that fantasy.
