Sex Friends to Lovers (a shit ton of smut)

Summary: Different from others, playboy Ryu Jihyun falls in love with the pure-hearted Han Yohan. Though Jihyun can’t give up on Yohan’s face and body, he finds his innocence burdensome. Can the two people who have nothing but their sexual compatibility in common accept each other?

Sex friends
SIZE DIFFERENCE HAA
Playboy uke x innocent seme
Seme can BUST A NUT AND BREAK UKE'S BUSSY YASS
Both of them have really high sex drive hehe

Summary: If anyone’s looking for proof that two people can have casual sex and stay friends, look no further than Choi Eui-hyun and Jung Min. First classmates, and now co-workers, the secret ingredient to this 9-year relationship may just be Min’s unique preferences in bed.

Sex friends for NINE YEARS
This is not super smutty BUT THE ANGST AND DRAMA MAN.
Co-workers
Internalized homophobia
I'm crying in the club brb

Summary: Handyman Maki has taken in a guy called Naru who helps with work in return for a roof over his head. The pair are roommates, work partners, and friends with benefits! Naru may complain a lot, but he'll do whatever Maki says because he's deeply in love with him.

Cliche but superrr cute!
Roommates & sex friends
Slight age gap
Gang theme

Summary: Shinnosuke Taoka seems like your average businessman, but his "habit" of soliciting other men after a couple of drinks is anything but usual. After experiencing various troubles in college, he cut drinking out of his life, but working tirelessly with nothing else to comfort him finally drives him to visit a bar by himself.

Demon x Human
Not really sex friends but the smut is top tier
I LOVE THIS SO MUCH 10/10

Summary: He could never tell him the way he feels about him... but getting physical is different!! Keita is on the hunt for love, but he always seems to get dumped and end up fighting. Ryujiro (Ryu) is his friend since high school that he seeks refuge with, who tends to his wounds... the very guy who made Keita develop a habit of falling for straight guys.

Sex friends
High school friends reunited
Straight x Gay