Bring Me a Dream (2020)

On the run for murder, Avery Quinn bursts into Alpha Omega Pi house looking for help. Desperate to prove her innocence and her sanity, she holds a handful of people hostage and forces them into the reality of her ongoing nightmare. As a last resort, she summons the legendary Sandman and from that point on, all of the unfortunate souls inside have two choices: Face their worst nightmares...or...face the Sandman

Unfortunately the movie Bring Me a Dream is not yet available on HBO Max.