The Frog Boys: The Murder of the Missing Children ('11 South Korea) Park Yong-woo / Ryu Seung-ryong / Lee Kyu-man A suspense film that delves into the mystery of a real-life unsolved case known as the "Three Major Unsolved Cases of South Korea." The "Songseo Elementary School Students Disappearance Case" A case occurred where boys who went "frog hunting" disappeared without a trace..... *Rental DVD ・Japanese subtitles / No Japanese dubbing *Free shipping / Comes with a DVD case ・Please refrain from purchasing if you are sensitive to imperfections or seek perfection.