Reiko confronts her superior after discovering his misconduct and attempts to expose him, only to find out he is an abnormal entity known as a tickle murderer. As a result, Reiko is captured and ultimately tickle-tortured to death. Seeking revenge for her sister Reiko's humiliating demise, elder sister Rei begins investigating the mystery, but in the end, she is overpowered and becomes the tickle murderer's next victim. What fate awaits her? Trauma Art presents its first mystery-style tickling film, featuring a special recorded tickling endurance audition by the lead actress, released under the TRAUMA X label.