In Incheon, South Korea, a bizarre murder trial is taking place surrounding the 2010 death of a 22 year-old woman, referred to as Ms. Y. The defendant is her boyfriend, 31 year-old Mr. K. Prosecutors are demanding that Mr. K be sentenced to death for her murder.
With a key piece of evidence missing, he must convince the court of his side of the story: an octopus did it.