Overview: A message arrives on Himuro's smartphone from his son Yuta, who is now a high school student. Himuro stares at the message with a startled expression. The message is a single word - Revenge. Then, there is a picture of Yuta, gagged and staring resentfully at the lens. "A school trip to Taiwan... Revenge..." Himuro assumes that the remnants of the "Black Dragon" who killed Kaku and his friends in Okinawa have kidnapped Yuta to take revenge on him, and immediately decides to go to Taiwan to rescue his son.
Overview: Teenage assassins Mahiro and Chisato visit the coastal city of Miyazaki for a contract and a vacation when they unexpectedly cross paths with a legendary, bloodthirsty assassin who's looking to add to his kill count.
Overview: CHAI Ya-hui returned to Taiwan after getting married in Japan. Since her husband committed suicide, she lived alone with her daughter Xiao-xiao. They were chased by gangsters. One day, Xiao-xiao and her classmate Ya-hoo were kidnapped, Ya-hui asked the police for help but was troubled, so she decided to save her daughter herself. The kidnappers use high-tech methods to torture her and Xiao-xiao, and unravel mysteries related to past dismemberments, organ trafficking, and historical trauma. As clues are intertwined, Ya-hui discovers the key to solving the case, and finally reveals the truth behind the obsession and trauma, and brings an unexpected ending.