Shiroki Tenshi-tachi no Rondo Episode 2

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: Anime News Network)