
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.
Saya Toma

Takeru Sebumi

Juichi Ninomae

Satoko Aoike

Mirei Shimura

Unknown Role

Tamaki Miyano

Sukehiro Tsuda

Kenzo Ichiyanagi

Madame Yo

Kotaro Nonomura

Akira Nitanai

Kaoru Fukutomi

Miyabi Masaki

Kaoru Baba

Ayumu Shikahama

Souji Inomada

Rupu father