Sumire is a popular model who's newly engaged. She has a sister named Nobara. At the engagement party, Nobara discovers a shocking fact: Sumire, has been deliberately stealing the men Nobara's fallen in love with, calling it a fun "game". Furthermore, the man Sumire chose to marry was Hikaru, someone Nobara's always admired and stood by at work... Having learned the truth, Nobara joins the "game", seeking revenge by any means necessary...!

Matsubara is just one of many ladies in the Planning Division who are feeling rather annoyed. Her fellow coworker, Miwa Iida, is managing to drag the entire office down with every move she makes. And the men surrounding her in the office are only managing to make that worse. "This has to stop... Someone do something!" After finally reaching her limit, Matsubara heads to HR where she meets Asari Kuga, a woman a stern gaze who spits facts like a machine gun... the "Office Detective"!

Mizuho (30) works for a famous cosmetics company. Her job was going well, working with her boss, Uzaki (35) whom she admires and respects. But one day, Uzaki suddenly gets transferred to the New York branch, and gets engaged to her coworker, Riko. Mizuho, shocked and confused about Uzaki's engagement, tries to forget Uzaki and marries her coworker from the sales department Shinichi. Although Shinichi loves Mizuho, he cannot let go of his doubts for her. Riko tries to take advantage of his insecurities. Meanwhile, Uzaki comes back to Japan headquarters...! "Everyone's having an affair except for me...?!" A story of love and jealousy begins!

Minami Kishimoto, a new employee, admires her glittering training officer, Ms. Yumi Yagi when she first meets her. Ms. Yagi is a senior employee who is seemingly good at her job and therefore untouchable. Plus, she's as mean as an ogre when it comes to others not following the rules. When it comes to her, however, she can do no wrong in her own eyes. What's worse is her catchphrase: "I'm allowed, because I'm special." Minami, hang in there!

Aiko Tabane is the legendary marriage matchmaker with a 100% success rate. But just how does she save a woman who had her engagement broken off due to her fiance's affair?! Regardless of who her client is, Aiko is sure to have them wed.

Is it because we're alpha and omega? I don't even like this guy, but whenever I'm with him, my body gets hot, and I can't take my eyes off him... I want to touch him. That's... strange, isn't it?
Akari is twenty-six years old was born as the rare gender omega. On the surface, omegas are given "special treatment" due to a promotion for diversification. However, Akari still finds it hard to live in such a society. She was teased during puberty, and companies wouldn't take her seriously when she was job hunting... That's why she's giving it her all to work towards a society where everyone can live comfortably.
At Akari's company, Kaede, a national government employee, was dispatched as an advisor for the so-called "diversity promotion" to create an environment where alphas and omegas can work together.

Things get icy from time to time. 3 months ago, corporate decided to restructure our department, and now our boss is a 30-year-old marvel. He's diligent, can speak multiple languages, he's handsome, and so much more. He's seemingly perfect, but there's just one thing... he can be so harsh that people say he's practically made of salt! When he gives directions on projects, he speaks in short word and lists what's needed. Nothing more, nothing less. People keep their distance, and it feels like he doesn't really fit in around here. However, for some reason, I can't help but have feelings for him... And it seems he wants to be sweet and pamper me?! Another day, another moment to hide away from everyone in the office and be doted on!

Kotori Kuramoto works in general affairs at her company. Her motto, "Work Smarter, not harder" has kept her relaxed as she's always turning down promotions offered by her superiors. One day, a top sales planner in the makeup sales department Kotori knows, Kyoko Shiramine, comes to her with an offer out of nowhere: transfer to the sales department, and work under the top hair and makeup artist who is also the heir to the corporation, Hayato Kirishima...! With enough pressure Kotori agrees, but how will the two manage with their polar opposite work styles and attitudes...?!

Office lady Hitomi Nakajo is in a state of grief after her idol, Toma Kiryu, announced his retirement. After all, Hitomi's life purpose consisted of seeing Toma's plays. Just as things seemed hopeless, the very same idol becomes none other than Hitomi's boss?! It turns out Toma is the son of the company head that Hitomi works for. While Toma is amicable with all the female employees, Hitomi just panicks when Toma, her crush, approaches her. Consequently, she takes an indifferent attitude toward Toma. For Hitomi to act so indifferently toward Toma despite his status, intrigues him. Although Toma has received top-notch education as a gifted student, he's had some difficulty getting used to his first job off the stage. His never-back-down attitude leads him to try to solve everything on his own, but Hitomi, who sees through this, fills in the gaps in a subtle way so as not to hurt Toma's pride. Having taken notice, Toma steps up as an even more dependable boss and human being, leading the two to build a relationship of trust and draw closer to each other. Will their budding romance come to fruition despite a fanatic obsession?