An incident occurs in which a woman was abducted and her belongings were sent to her family. Shota Zaizen is the president of Zaizen Corporation and was upset as this incident is similar to what happened 18 years ago. It was also this case which helped Shota who was an investigator to find his current success. Meanwhile, Shota's daughter, Mika suddenly went missing and her belongings were sent back home just like those cases. Shota decides to investigate the cases alone while his wife, Yuko starts to behave strangely.
