Executioner's League - Chapter 80: Mission Core Diverge Begins!

Born into the Thornhill family, Eliana should have been dealing with succession planning and heiress training. But instead, she’s dealing with the crocodile tears of her cousin Alexa.As if stealing her Fiancé wasn’t enough, she’s out to pin everything onto Eliana.Trust issues - Eliana.Popularity issues - Eliana.Landslide - Must be Eliana.In an attempt to end her cousin’s jealousy-ridden machinations, Eliana is forced into a relationship with a childhood disaster, Lucian Alder Sinclair, her most tempting nightmare.Lucian Sinclair has always been synonymous with perfection, at least to most people. But to his family, finding someone who could handle his aloofness has been the top priority.Forced to return to his home country at the behest of his grandfather, Lucian fortunately encounters Eliana who’s in need of a ready-made partner.Constantly up at each other's throats, then into each other’s arms, may the lies they’ve told hold up against discerning family members and unrelenting pursuers.

He praised her, “Wifey, you are a genius!”

A novel revolving around being transported to another world with an op system. The mc spends his day chasing skirts and doing missions to level up. A standard journey to the top with lots of girls from various animes and games with a twist of that gaming feel (hunting mobs, doing missions).

- Description from novelupdates