It could never happen to him, could it? Playing the part of Hermione's lover to give Ron Weasley a taste of his own medicine, Severus makes a mistake that could change his life forever. After all, Hermione's only ever boyfriend was the ginger, and he knew nothing about the gentlemanly, finer points of sex. Severus agrees to act as her private sex education instructor as well as lover. And she learns so much in his capable "hands"...etc! After all, it was her choice!