Saya Toma (Erika Toda) is a female detective with an IQ of 201. Takeru Sebumi (Ryo Kase) 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
Raita Ryu
Kotaro Nonomura
Ryunosuke Kamiki
Juichi Ninomae
Kippei Shiina
Sekehiro Tsuda
Saki Fukuda
Mirei Shimura
Yu Shirota
Satoshi Chii
Ken Yasuda
Ryota Unno
Tetsushi Tanaka
Toshiaki Reisen
Kasumi Arimura
Miyabi Masaki
Erina Mano
Satori
Kohki Okada
Kaoru Baba
Kazuyuki Matsuzawa
Ayumu Shikahama
Ryuji Sainei
Souji Inomata
Yuu Tokui
Akio Kondo