Do Hyun’s hypnotherapy hobby kicks it off, and Seo Hyun Jung’s vision of Seung Min is intense—Shin Ji Won nails her unraveling. Her suicide’s brutal, and when the others see Seung Min too, it’s game on. I’m convinced she’s a real person from their past—some tragedy they’ve blocked out—and hypnosis tore the lid off. The film’s smart not to over-explain; it trusts you to connect the dots. David Lee’s Do Hyun is steady but fraying, and the supporting cast holds up. The tension builds slow, then hits hard—those Seung Min scenes are pure dread. It’s not flawless—pacing dips a bit—but it delivers where it counts. If you like your mysteries dark and tangled, this is it. Stream it and prove me right: there’s something real behind Seung Min, and it’s messed up.