There was only one Omega who had survived in the whole world, an Omega that had natural antibodies against the virus, Miyamoto Shuu. He was then isolated by a governmental research institution and it was supposed to be the end of his days of being forced to have children with Alphas.
Seme: black hair / Uke: blond hair
Leo Asaka, an alpha male and a second-generation actor, hates it when people say he's just like his actor father. Leo is working hard to make it big on his own when he receives an offer to star in a film to be shot by a world-famous director. He then learns who his co-star is: Eito Yanagi, another alpha male and a second-generation actor who's known for living a scandalous life.
Seme: blond hair / Uke: black hair
He vowed to live his life without being bound and controlled by an alpha, but one day, Ao experienced a lot of change in his life after he helped a crouching man on the street, Reiji, an Alpha. He’s an omega but w/ a low % of the omega traits.
Seme: black hair / Uke: blond hair
It's been 100 years since the extinction of the genders ''Alpha & Omega''. The genders already only exist in the textbooks to learn. Ayase, who was born in a world where only Betas live, with a ''Omega mutation'', in order secretly obtain expensive suppressants, has to labor as an AV male actor sending a daily charge for the medicine. "I would never be able to have a normal love life" is what Ayase thought, but on one day, a fateful encounter appeared.
Seme: dark hair / Uke: light hair
Kenzaki Ryuunosuke, also known as Samurai-sensei, is an Ω who often gets mistaken for an α because of his manly look and strong power. He took over his grandfather’s dojo and became a kendo teacher, though recently, weird people have been visiting him for the shopping center development of the area. He protected the dojo, having the table turned on them as if it’s nothing. But one day, their boss, Ootori Masamune, finally comes to the dojo, and…?
Seme: blond hair / Uke: black hair
Hayato Kujo works hard,
uncharacteristic for an alpha. But no matter his feat, everybody
around him attributes his success to his alpha genes, except for
Kaname Yao, a classmate and teammate on his high school's track and
field team. Yao views Kujo as a rival and serious athlete, regardless
of their genders: Kujo an alpha and Yao the beta...? Wait a minute...
Seme: black hair / Uke: pinkish blond hair
Souta is a brilliant and handsome but disingenuous alpha and is in love with Haruto, his childhood friend. He doesn't want anyone else to have him and wants to start a family with him one day. He lies to his very innocent and gullible friend and sleeps with him every night to mark his territory. But one day, they have a fight because Haruto finds out that Souta has been lying!
Seme: black hair / Uke: ginger
Riku Emori, a high school student who was born and raised as an alpha, finally made his debut in the elite society at a Shutou family party. And, the one crowned supreme among all is KeiKi Shutou, head of the Shutou household, who possesses the charms to dominate not only the omegas but also the proud alphas. From the first time he had laid eyes on him, Riku could not help but admire Keiki.
Seme: gray hair / Uke: black hair
"I will not be chosen ” Ryoharu Seno (beta), serves as butler to Ryosuke Isezaki (alpha), the heir of an affluent family who is free-spirited and promiscuous. Not satisfied with bringing omegas into his bedroom, he also makes passes at Seno. Seno knows his employer is not serious and so he keeps his feelings hidden. “A lascivious alpha that does not fall in love”. Master-servant relationship, connected to the story of an omega entangled in a distorted love trap
Seme: blond hair / Uke: black hair
"As the lowest ranking member of the royal family and as an omega, my life has been decided from the moment I was born..."
Iliya is an omega with the lowest rank in the royal family. He's been set for a political marriage and now has to leave for a faraway country to marry its king!?
Seme: black hair/ Uke: white/blond hair
The last Omega can’t be “Tsugai”