The omega found alpha, who used to help him during high school. However, alpha doesn't remember him. Omega is willing to do anything for alpha, so they decided to go out as a test.
The omega is a cabaret and met the alpha at uke's workplace. Uke hated alpha but it turned out that they are fated pairs. Alpha used to be ignorant but is slowly trying to tackle back uke's heart.
The first story is about one of the twins is an omega. Both of them is living a different life.
The seme is a yakuza and the uke is a delinquent.
Uke accidentally went into heat in the street and was saved by seme who unexpectedly his pair. However, seme behave normally despite uke went search for him as his company. Uke ended up helping seme to substitute another omega for photoshoot.
The uke has been in love with seme, a beta.
Seme has been taken advantage by his co-workers for being the only alpha in the company. He vents out his frustration to uke, who apparently work in the same company as well. One night, seme woke up seeing uke desperately asking him to bite his neck. Seme refuses but he gradually fall in love with uke.
Drunk uke mistaken seme as stray cat and invited him inside. He called him Tama. Uke thought seme is a pitiful omega who sells his body, judging by his clothing. Turns out seme is a alpha, who has abusive partner and depressed.
The omega is the supervisor and has a close friend who is a beta and secretly in love with him. One day, the vice president came back to Japan that turns out to be omega's mate.
Uke is secretly an omega. One day, one of the subordinate noticed his heat. Apparently, seme is also secretly an alpha who masked as beta.
Sutenaide My Hero