Learning the Ins and Outs

Takuma attends an academy where sex education is taught through practical lessons. Students are paired randomly by drawing lots, and Takuma is disappointed that he cannot choose his partner. Despite his initial reluctance, he discovers he possesses a hidden sexual talent that makes him popular among his classmates.

As Takuma's abilities are put to use with various girls, he finds himself unable to forget one particular partner. The story follows his journey through the academy's unique curriculum, exploring his growing skills and the connections he forms along the way.