Wana: Hakudaku Mamire no Houkago
Japanese title: 輪罠（わな）～白濁まみれの放課後～
Type: OVA
Source: Visual novel
Episodes: 2
Status: Finished Airing
Aired: Feb 25, 2011 to Apr 28, 2011
Duration: 29 min per ep
Rating: Rx - Hentai
Studios: Suzuki Mirano
Genres: Hentai

Raika's brother died suddenly. She changed to her brother's school (all-boy school), so she could to find why he committed suicide. Someone interferes with her and discovers her identity leading closer to the truth behind her brother's death.