Gallows of Ice

Operation: Mystery – Season 1

There was a man who woke up in an old, deserted building. Rising from the cultivation tank, he left the laboratory and encountered an old man whom he strangled to death. Furthermore, he approached a young woman on her way home and shocked her to death. Maki, noticing that the mark on the murdered old man's neck is frostbite, speculates on the possibility of Frozen Human.