The Missing world (2024 Korean Drama)

When a strange phenomenon causes entire people to vanish without a trace erased from memories and records a determined journalist teams up with a brilliant neuroscientist whose sister is among the missing. As they uncover a hidden dimension overlapping their own, they learn that those who disappear aren’t dead… they’re trapped in a collapsing mirror world. To save the ones they love, they must enter the unknown where time breaks, danger evolves, and the greatest threat may be the truth behind why the worlds split.