Shiroki Tenshi-tachi no Rondo
English title: Hardcore Hospital
Japanese title: 白き天使達の輪舞
Alternative titles: Ring of White Angels
Type: OVA
Source: Visual novel
Episodes: 2
Status: Finished Airing
Aired: Oct 11, 2002 to Dec 13, 2002
Duration: 29 min per ep
Rating: Rx - Hentai
Studios: Y.O.U.C
Producers: Digital Works
Licensors: Critical Mass Video
Genres: Hentai

Date General Hospital is a place unlike any other. The staff is equipped with "special nurses" that aim to meet the needs of any willing and able patient around. This hand selected group of sexual girls are taken under the wing of Dr. Date who upon giving the women his secret stamina drug lets the patients, nurses, and even himself feel pleasure like they have never have before.

(Source: ANN)