Saya Toma is a female detective with an IQ of 201. Takeru Sebumi is a career detective with a distinguished background. They work on cases by postulating the "SPEC" of the unknown criminals and then deduce the criminal's unknown "SPEC" to make arrests. A mystery occurs when bodies are found on a cruiser in the ocean. Saya Toma and Ryo Kase of the Tokyo Metropolitan Police Department are brought in to solve the case.
Erika Toda
Saya Toma
Ryo Kase
Takeru Sebumi
Ryunosuke Kamiki
Juichi Ninomae
Chiaki Kuriyama
Satoko Aoike
Saki Fukuda
Mirei Shimura
Atsushi Ito
Takahiro Miura
Tamaki Miyano
Kippei Shiina
Sukehiro Tsuda
