Possessive

An underground lab exists to make people with potential powers awaken. A Lowest level tries his best to survive while hiding his mind reading skill. An A Rank notices him and takes him to the upper levels as his "thing". Possessiveness occurs while they all try to escape the lab and reach the aboveground.

MC is in the wrong place at the wrong time where he meets a girl who looks like him. Someone is after her and decides to take him back too. World of magic and humans stay separate but someone doesn’t want it to stay that way. ML is cursed and will take the MC to erase hie memories. MC fight back.

GREAT AUTHOR! Beta Assassin has to retire after saving an alpha kid. That same alpha kid comes for him 10 years later. Possessive and Domination along with a cartel-style syndicate take down story. Well told and good read.

He starts remembering his tragic past life, where he was held captive by his emperor brother. Meeting someone who resembles him in today's world, he tries to keep his distance, but ends up falling for him slowly, not realizing it's the same soul.

Smidge of confinement later on. A flower boy is found by a non-human creature who eats flowers. After finding the flower boy, he works to make him belong to him. Cute and fluffy with a moderate amount of possessiveness.

A boxer who is injured and now has a bad leg becomes a fixation of a gangster. Good story with a lot of violence and possessiveness from several different characters.

Twin A asks twin B to seduce his rich boyfriend to keep the money coming. Unfortunately, it’s all a set up and once twin b is caught, the rich BF does anything it takes to keep him. Manipulation and cruel possessiveness.

Raven has bad luck. Viper finds him and tries to cage him, but Raven runs. Viper changes tactics. Only read Season 1, and not sure if there will be a Season 2 released. Ended on cliffhanger.

Mage and king. Mage loves the king but hides that fact by being impersonal but loyal. King still wants the mage.

In a world of superhumans, an agency tests people to locate them, then forcing them to work under their observation. A rebel group has their sites also set on the MC, which turns into more of an obsession for their captain.