[Original Manga](https://www.cmoa.jp/title/292781/)

Risa, who works at an IT company, is curious about Ryoma, whom she sees regularly at the gym she frequents. One day on her way home from the gym, she is attacked by a suspicious person, but Ryoma helps her out and the two of them start meeting each other after that. Although she feels something is off about Ryoma's reluctance to talk about himself, she is drawn to him because he is kind and protective of her. Then, suddenly, Ryoma starts working at Risa's company as a temporary employee! Furthermore, he uses a different name and asks her to pretend not to know him at work. Risa is confused, but the way he treats her makes it hard to believe he is lying. If anything, he starts to spoil her more and more... Source: Renta!

New employee Hanao Arikawa has someone she admires. That person is former model and charismatic company president Ryoichi Ikeuchi. She's happy just to be able to work close to him... or so she thought, but soon after joining the company, they unexpectedly become close! Ryoichi is touched by Hanao's simple and earnest personality. He can't help but pay attention to her. Meanwhile, there's something Hanao really wants to tell Ryoichi... "Ryo, I've met you before."

Riko, who works at a major real estate company, enjoys baking. One day, when she goes to help out at her sister's cooking class, the young heir of her company, Takanari Kagami, appears! At work, he is cool and competent, but when he bakes sweets, he wears a calm and gentle expression... As Riko supports Takanari, he starts to show her a sweet, melting smile at work. The two of them grow closer... Source: BisouBisou

https://www.cmoa.jp/title/282214/

“This feeling will never disappear, and I can't forget it..." "My feelings haven't changed." Sayuki, who was dating Ren, a sergeant of a large company, left him for some circumstances and gave birth in secret. As a single mother, she worked hard to raise her son. However, the accidental reunion begins to move their fate! As low as four years ago, Ren, who is still overprotective and single-minded, is forced to live together, and Sayuki's heart begins to shake. Love that has been hidden, secret child, secret baby & passing doting love!

I won't marry anyone but you. Caught between the overwhelming affection of the future duke and the obsession of a young genius wizard! —Don’t think you can escape from me. Countess Alitzia is completely absorbed in bookkeeping and has no interest in socializing. Although her family worries about her marriage prospects, she is secretly in a relationship with Miroswaph, an elite nobleman studying at a foreign university. However, despite being a noble, Alitzia lacks magical power and confidence in whether she is a good match for Miroswaph, who is admired by all the young noblewomen in the country. Amidst all this, during a ball celebrating Miroswaph's return from abroad, Alitzia is suddenly kidnapped by Kamil, a young genius wizard who crashes the event!

The easiest way to absorb as much magic as possible is to touch lips. One day, saintess powers awoke within Fatiah, an orphan. She was then adopted by a viscount who heard of her powers, but she lost her power almost immediately upon living there. Not only that, but Loretta, the daughter of the viscount, was instead able to use the saintess's power! Fatiah was now a former saintess and was kicked out of the viscount's house even though she had nowhere to go. That was when she was saved by the mysterious, handsome young man, Lionel. He's a former sorcerer who had to quit when he was cursed. Fatiah ended up living with him so she could learn how to use her magic. That's the beginning of the overly sweet life of the former saintess and the ex-sorcerer who have begun living together... _Source: MangaPlaza_