Bobby and Emily develop an intense physical connection amid family vacation dynamics at a remote cabin, their stolen moments of intimacy contrasting with the mounting sexual tension between them. Meanwhile, a mysterious, unnaturally moving fog encroaches on the property, bringing with it strange occurrences including a mysterious girl who appears and disappears in the woods, creating an atmosphere of supernatural dread that forces the couple to repeatedly flee to safety. As Bobby and Emily navigate both their forbidden attraction and the inconsistently threatening presence in the forest, they find themselves caught between satisfying their desires for each other and uncovering the truth behind the eerie phenomena that seems to be isolating them from the outside world, including their family who seem mostly oblivious to the danger.