“Captain Musashi...Long time no see.”The “Snake” who pointed a gun at Musashi (played by Sakurai Sho) is actually information analyst Suruga (played by Miyamoto Mayu).Why did Suruga, who solved the case together a year ago, turn into a beast?Musashi was confused and Suruga said: “I will ask you to be my negotiator again.” If we refuse, all the hostages will die...

At the same time, Yuko (played by Higa Aimi) was threatened by a mysterious man (played by Jesse) and drove away as instructed.The destination is a place Yuko never expected...

Meanwhile, Sakura (Sonin), who is looking for a way to infiltrate the airport, comes up with one.

Life-threatening negotiations begin again...!Musashi unravels the lies of the hostages and reveals the true identity of one of the beasts!

The following contains spoilers.

For this plan, Snake“ Suruga (played by Mayu Miyamoto) lied about his age and identity and infiltrated into the police.Musashi revealed the crimes of Iwao Shirakawa (played by Fujita Tahara), one of the hostages and the chairman of the Shirakawa group responsible for supervising the construction of the airport, and also discovered the identity of ”Chicken“ who had a grudge against Shirakawa.Meanwhile, Futaba (Kaoru Okuki) and his friends try to escape from the airport, but are discovered by the beast.At the same time, Yuko begins to treat a mysterious man at home... At the same time, Musashi's friend Honjo (played by Nozomi Takuchi) falls into a beast trap and is in dire straits!”If you want to save that woman, take out the key.The “key” that the “Beast said was indeed embedded in Musashi's body... ”You lied!%!