Younger seme x Older uke (who also LOOKS older)

[one-shot / continuation of 'Coming']

Maeda Mamoru, 43 years old and Shirasu Christopher, 31 are both actors who have been working as detective partners in a crime series for 4 years. The drama they're airing has quite successful ratings especially among their female admirers. And so due to their popularity, some BL fan fictions were even made, vaguely based on their bromance duo on screen.

Mamoru, after reading some of the erotic stories in question, starts to become more aware of his colleague's presence...

How can this man be so clumsy and shameless!!?
An esteemed, 24 year old Alpha is getting toyed with by a middle-aged omega!

Shinobu Aizawa is already in his forties, but he works part-time as a security guard while pursuing his dream of becoming an archaeologist. One day, he is sent to work at a royal party venue and steps in to stop a fight, only the guy responsible for making the fuss turns out to be Aldo, the very prince who organized the party. Before Shinobu has a chance to understand what's going on, he's being dragged into the center of the room and introduced as the prince's fiance! 

A collection of one-shots featuring Younger Seme x Older Uke

Poor 38-year old Lim Sang Tai is being chased by loansharks because his business partner betrayed him. While running away, Sang Tai sees a young looking rich guy and opts to ask him for help. All he wants is food and Sang Tai offers to use his body in return. If only he knew what 'using your body' actually meant...

Yukihira is in love with his 34-year old maths teacher. He has tried failing his maths classes, hoping to get supplementary lessons and spend a little more time with his teacher, but Yukihira always passes his tests. One day, he finds his teacher buying underwear and thinks they are for a girlfriend. In tears, Yukihira confesses his feelings, wanting to know who his teacher is dating.

That's when Yukihira learns that the underwear belongs to his teacher.

A 33 year old detective named Fujishima lives for his job. One day, he befriends his 22 year old neighbour, Gojyo Mitsuru, who just moved into his apartment. Fujishima can't seem to leave Gojyo alone, because Gojyo is a clumsy blockhead who can't even throw away trash properly! Fujishima thinks that Gojyo, who slowly becomes dependent on him, is cute. But then someone who knows Gojyo appears all of a sudden, bringing a twist into their budding relationship

Busily working as a branch manager at a travel agency, 40 year old Manabe Shiro de-stresses from his daily life by spending three hours every Saturday night at a crossdressing club, becoming cast member “Mashiro.” One day, one of his high spec younger subordinates at work, who is constantly looking down on him, coincidentally visits the club…!?

Aoki, a high school teacher, has motivation for little else than expending as little effort as possible. After being scolded by a senior teacher, he goes to the infirmary to check on a student that has been skipping class. There he shares his first real conversation with the eerily perceptive younger school nurse, Tengoku Manabu.