Rie and Keiichi, former colleagues and lovers, continue to meet secretly at love hotels even after Rie's marriage. Saeko Inui, the woman who captures the entire affair on her digital camera and IC recorder, has two faces: outwardly as a secretary at a law firm, and secretly as a detective-like investigator...
| Actor | Role |
|---|---|
 Yui HatanoSaeko Inui | Saeko Inui |
 IonaHaruka Saeki | Haruka Saeki |
| AAyumi KurokiRie Mizutani | Rie Mizutani |
 Takashi NahaMasaharu Yûki | Masaharu Yûki |
| SShogo MoriyamaKen Tokiwa | Ken Tokiwa |
| KKoji MakimuraTaizô Miwa | Taizô Miwa |
 Seiji NakamitsuKeigo Ôsawa | Keigo Ôsawa |
 Taishi TakemotoKeiichi Sano | Keiichi Sano |
| HHajime OtaSabu | Sabu |