DOM X SUB relationship

Miki Kuroda, a college student, was forced to wear a collar in the past and has come to reject Doms due to his trauma. However, his body continues to seek for more, and he deals with the overflowing heat by reading erotic novels.
One day, when working as a babysitter, Miki meets Moriya, a Dom. Despite being confused, he manages to finish his work, but happens to go into heat. Moreover, when he finds an erotic novel, Moriya notices his lower half-!

Renta: In this world, in addition to being male or female, people are divided into two "dynamics": those who yearn to control and those who yearn to be controlled. Kippei's a regular office worker who's always hated being the latter. But, suppressing his desire has stressed him out to the point of making him sick. Finally, he goes to the doctor, who tells him the last thing he wants to hear: he needs to find a partner and get some release!....

Mr. Warden, the face you make when you're getting fucked... is adorable." He knows he shouldn't enjoy being dominated by a prisoner this much... But in this Dom/Sub universe, the cocksure prison warden can't help falling prey to the dangerous new prisoner.

I want to be dominated by the national treasure-level Dom, Ryunosuke Shiba...! An acting boys' love story in a Dom/Sub universe appears!

Renta: Professional soccer player Itsuki and doctor Shuji are two popular tops at the local men's bar. They constantly clash due to their polar-opposite love styles. One day, when Itsuki finds himself in the bar after a lengthy sickness, Shuji takes care of him. In an attempt to sober Itsuki up, Shuji jokingly commands the other dom to sit. To his surprise, Itsuki drops to the ground. Itsuki isn't only baffled by his body's response to Shuji's commands, but by his desire to receive more of them.

In a world where the Dom and Sub secondary genders exist, Makimura Hayato, a Dom idol is struggling to succeed. But when he accidently discovers the top idol’s, Himuro Ren’s secret, he finds that new opportunities may be opening to him…

Fushimi, who is a teacher, is a frustrated S-rank Dom, even though he does extreme plays with his Subs. One day, the new health teacher, Hoshina, suggests him to “try being embraced like a Sub”. Fushimi storms out of the room, yelling “Don’t fuck with me!” at the top of his lungs. But little does he know, his body ends up responding to Hoshina’s commands… “How is this possible? I’m a Dom!!”

...

“Kikuma, kneel.”

I don’t want to obey his orders, but somehow my body moved on its own. He fingered me, put a cock ring on me…I want to come, but I can’t!

After violating school regulations, the number one delinquent in his year – Teranishi Kikuma – is forced to change dorm rooms. Reluctantly accepting his fate, he heads for his new room, where he meets Uryuu Takasumi, the dorm leader. A strange feeling he has never experienced before overtakes him...

While going home from his part-time job, Zen, a normal guy, suddenly got transported in the middle of the street of an unknown world. He met a silver-haired man who hides his eyes and learned that he's now in a parallel universe. Zen is a simple man - he doesn't really get what's happening but there's something called 'Dom' and 'Sub' and he's entranced by the man's glare…