Rebirth of 1985's Best Doctor - Chapter 31 - Fixation

Hyde arrives in a doomed world with nothing but his body and fragmented knowledge of the future from a game he once played. He has no grand ambition—why try to save a world already destined to fall? Survival is enough.That is, until he discovers his sister is also transported into that world.However, only he hears the Melody of Nightingale and receives the power to survive.[You have established a connection with The Forgotten Hollow.]Awakening as a Resonant—an elite group with supernatural abilities—he is thrust into a conflict between two worlds. Armed with the authority of space and time, he vows to protect his powerless sister at all cost, even if he has to fight against the Mirage creatures, other Resonants, or even Gods themselves.

Zane Thaleward, born into a prestigious family known for their extraordinary magical abilities, struggles to meet the expectations placed upon him. Unlike his relatives, his magic is weak, limited to only the simplest of spells, making him the subject of mockery and ridicule.Despite the constant criticism, he remains determined to become stronger. One day, while searching the family’s library for a way to improve his magic, he stumbles upon a strange, ancient book. Little does he know, this discovery will change his destiny forever.

Sold by her own grandmother to become a shared wife to the poverty-stricken Ye brothers for twenty taels of silver, Liu Duo, unwilling to succumb to her fate, escaped in the night. She slipped and fell and died an inexplicable death.

Then She, a soul who shared her name, reincarnated into her body. Could this be heaven trying to make amends? She is going to has four husbands? Since what’s done is done, She might as well accept her new life!

Work hard, earn money, get richer, become wealthy, maybe even have some kids! Just as they are living their lives, an array of crazy characters just loves to disrupt their peace. Are they here to taunt her? Take advantage of her? Well, good luck with that! I’m not some sick cat who can’t fight back!

- Description from Novelupdates

An 18-year-old poor college student tried to apply for a job as a tutor but his life almost ended as demons' meal. In his last breath, a mysterious woman gave him a strange power. When he opened his eyes he had turned into a demon with a system that would turn him into… A pervert.

Now he must lived with his dual identity as a model student named Ethan and an incubus named Damian.