Tokumu Sousakan Rei & Fuko
English title: Rei and Fuko
Japanese title: 特務捜査官レイ & 風子
Type: OVA
Episodes: 4
Source: Visual novel
Genres: Horror, Supernatural, Hentai
Studios: Anime Antenna Iinkai
Producers: Pixy
Duration: 26 min per ep
Rating: Rx - Hentai

Based on the game series by Black-Lilith.