I Solve Crimes in 1995, and the Comments Are All from the Killer

While livestreaming a discussion of unsolved cases from the 1990s, washed-up detective Su Ran is cursed by a viewer comment and sent back to the night before the crime.

She binds to the “Underworld Livestream System”: case-solving progress equals the viewers’ tips. If she fails, a randomly selected viewer will die suddenly.

When she uses DNA technology to identify the real killer

The killer from 1995 sneers in the comments: “Officer, there’s the stench of a corpse behind you.”