All forms are illusion. If you see that all forms are not forms, then you will see the Tathagata.
Su Meng is a well-known suspense comic artist. Looking for inspiration, she rents a shabby old apartment in the old district.
The dilapidated building is steeped in an eerie atmosphere. Red handprints in the stairwell, cats meowing at regular intervals, a pungent stench, strange noises in the middle of the night, a doll that keeps reappearing, and the sinister old woman in apartment 404...
She incorporates these details into her comic and gains countless fans. Then a hooded man appears on a rainy night, and men's belongings start materializing in her home. Su Meng panics.
Fortunately, she meets Luo Fei, who has come searching for a relative. Luo Fei is the grandson of the old woman in 404, but when he arrives, she has mysteriously vanished.
Su Meng generously invites Luo Fei to share her apartment. Together they search for the old woman, only to uncover a string of eerie murder cases, with every clue pointing to the hooded man.
As they spend time together, they grow increasingly in sync, and Su Meng gradually falls for Luo Fei. But after they confess their feelings to each other, Luo Fei disappears.
Worse still, Su Meng realizes the hooded man has set his sights on her…