This is a s Short special of the anime Saimin Jutsu Zero. Included in the DVD/Blu-ray Volume 2.

Murakoshi Shinta seems to be just a doctor at school. But secretly he has taken advantage of his position to hypnotize every female student he likes. Now, after putting all the targets under his control, he begins to transform the poor girl into his sex slave...

(Source: Translated from Nekopoi)