Doukyuusei Kaizou -Namaiki Musume wa Jikkentai ni Shiteshimae! | 同級生改造～生意気娘は実験台にしてしまえッ！～

The protagonist Tsuyoshi, Student who hardness studies Hakase of biology aiming every day. He looks down on classmates who rise by a feeble-minded topic, It indulged to the experiment at the alone silent and home.

A certain day, Tsuyoshi completes "Medicine that makes the cell rejuvenate" originally done. Result of experimenting on mice, Though the cell did not rejuvenate, The chest swells up, It was taken advantage of that the one like sexual organs appeared to the female. Others, Sexual excitement seems to do abnormally.

Though it was not for sure the side effect, Disappointed Tsuyoshi. The Miki who teased was able always to face me. "The medicine, Lets have the this fellow drink" And Tsuyoshi the remodeling experiment to Miki started.