Chakra and Seduction - Chapter 14: Steam and Shadows

Fate, a gatekeeper who had been working for the castle, is beset by a few burdens.

An ultimate warrior, the one and only Alchemy Emperor, Ling Han, died in his quest to achieve godhood. Ten thousands years later, he, with the ‘Invincible Heaven Scroll’, was reborn in the body of a young man with the same name. From then on, winds and clouds moved as he set himself against the uncountable geniuses of this new era. His path of becoming a legend has begun once more. Of all eras underneath the heavens, I am the strongest!

- Description from Novelupdates

A boy wakes up with omnitrix as a X-GENE

Due to an accident, Chu Ling, an Omega, was forcibly marked by a strange Alpha named Han Gu. The government stipulates that the marked Alpha and Omega must be married. The two were forced to live together on the premise of marriage, and Chu Ling had to break up with his ex-boyfriend.

After cohabitation, both parties are affected by the mark, are particularly sensitive to each other’s pheromones, and are also extremely thirsty for each other’s bodies. From the beginning of the two people’s rejection and resistance to instinct, to understanding each other, and finally falling in love with each other. Willing to let the other person into his heart.

“If I give you another chance, will you choose him or me?”

“I choose you.”

- Description from Novelupdates