Leveling Up with My Adorable Monster Girl Harem! - Chapter 174 The Truth

When The Cute Kunoichis Spied on Their Teacher's Secret is a light novel written by Kazuma Kamachi and illustrated by Ryuushi Tajima.

The story takes place in a world where Japan never ended their isolationist phase, and agents from foreign powers are always threatening to steal the country's advanced technology. In order to combat this threat there has been a resurgence of ninjas that use Strategic Martial Arts, techniques that combine cutting-edge modern technology with a traditional foundation of martial arts and ninjutsu. The story follows Souha Sugiyado, a 17-year old ninja instructor and former ninja prodigy who was forced to retire from active duty by the wounds he suffered in his last mission. Souha's four students are all kunoichi who have all gained the rank of Elite Ninja, the highest official rank available to ninja. However, one day two Shogunate ninja approach him with the news that his four students have gone rogue and have stolen a portable modular nuclear reactor, and thus they ask for his help in bringing his students to justice.

Quinlan, a simple office worker finds himself transmigrated to an extremely dangerous fantasy a land as a level 1 Commoner with nothing to his name but his wits- and a unique gift that accompanied his teleportation.No one in Thalorind could have predicted that this unassuming arrival- with the assistance of his powerful harem made up of exotic beauties- would one day rise to the top, redefining the very meaning of the term 'power'... And that he may have achieved said result by joining a criminal organization and clawing his way through its ranks.However, in the beginning Quinlan is painfully weak and alone, and thanks to his severe trust issues, joining a team is... hard. However, he soon notices that a lot of people have collars around their necks in this world... People that can't exactly betray him.“Oh, so you are a warrior who is looking for a master that strives to become the strongest? You found him.”“Wait, you are an assassin with an amazing, rare class who has a cruel master? Let me help you have a change of ownership...”“I know that you might not be a slave, but one of my classes is 'Slave Master', which would make you stronger should you become one... So how about it?”Follow Quinlan's journey as he grows in strength, amasses wealth, fights to the death, and meets lovely ladies.

“Want to know the meaning of life? Want to live… a real life?” The world changes when you click YES. In God’s dimension, you have to keep getting stronger, keep evolving to survive one horror movie after another. Do you kill everyone in your way to reach the end as a lone king? Or fight along with your comrades and survive through the support of friends? Everything was just for staying alive. Until you find the secret of God’s dimension. Who is the real enemy?

I am Master Siwei, and I speak for arcane arts.
This is an era of heroes and heroines.
This is an era of great changes.
In the end, it will be an arcane era opened by me.

- Description from Novelupdates