Hua Hua You Long
Ch5.2. Uke is a bandit leader, his subjects kidnap women to try and find him a wife (and they 'share' any failed matches). Seme ruler punishing bandit, pretends to be woman and marries, then reveals he is a man and brutally rapes uke. Uses a drug to make him need semes antidote monthly. Seme ties uke to him more and more, uke gets a chance for freedom if he ranks top 100 in upcoming competition. Unfinished since 2015 tho, thus marking complete.
Lala no Kekkon
Royal liked uke as a kid, sets up to marry twin sis so that twin bro uke steps in and instead the "wife". Learns he's into the seme..
Palace of Bardo
Making up for bad treatment in past life.. it was good but not great
Tale of the Yellow Dragon
Uke is the 26th iteration of himself, seme keeps going back in time as the dragon/god of his realm to have uke as his emperor and lover. But uke fated to die, which seme thwarts and sacrifices to protect him against each time being separated. Until this one, uke saves him, has to live out his life, no regrets etc, seme waits for him as he gets older and passes away, back into his younger self reuniting with seme.
The Reason Why Raeliana Ended up at the Duke's Mansion
Willow love story
Uke is the only survivor from experiment to create an omega, failed in part, but evil adoptive father trying to use him against the prince. Prince falls for him, finds out the truth and saves uke - super super greenlight seme - asks consent each time they had sex, doesnt have stupid communication failures or unfairly make assumptions against the uke. They end up married.
Painter of the Night(Yahwacheop)