Reincarnation into a open s*x world

[There is a lot of sexual and stimulating content, minors are not allowed to read!!!]

Silas suddenly found himself in a strange parallel world. The teacher, a woman with a calm, almost detached demeanor, entered the room. "Alright, class," she announced, her voice devoid of any particular inflection. "Let's begin today's module on reciprocal somatic awareness."

Not only is sex nothing special and very mundane, it is even a mandatory topic at school!