關鍵詞：信號長期未解決事件搜查組 信號 解決 期未 SIGNAL 搜查 事件
Two detectives communicate through a walkie-talkie to solve cold cases. One detective exists in the present day and the other detective exists 15 years in the past.Two detectives communicate through a walkie-talkie to solve cold cases. One detective exists in the present day and the other detective exists 15 years in the past.詳情
