My 100% completion system: Harem In Another World!

[Game loading]
[System loading]
*Files missing*
[Main character missing]

"I'm right here," Stephen muttered.

Stephen Garnt, a college dropout, played a game for an entire week without rest. After successfully achieving all the accomplishments in the visual novel, he woke up to the realization that he had been reincarnated as the main character of that very world.

This situation seemed manageable.

He knew the game inside out.

"Get out of my sight, pervert!" The fiery red-haired tsundere, who never previously uttered this line, delivered a sharp slap across his face.

It was a new game plus, which meant he needed to complete the entire game anew, rather than simply reenacting his past actions. Though it was a challenge he believed he could conquer.

"If you fail to complete a route for a heroine within a hundred days... you die," the system's voice oozed sarcasm.

"Of course I do!" Stephen exclaimed.

Join Stephen Garnt on his quest to navigate the routes of all fifteen heroines presented in the game, all the while tackling the intricate task of overseeing the kingdom's political state. Though, shall we say, he takes a rather unconventional approach...

Additional tags.
Smart MC
Kingdom building
Real Estate/Property development sim
Action.
R18