MTL - The Upgrade System of All Realms Starts From Conquering Naruto - Chapter 2012 Descendants of the Ice Emperor

Due to an unexpected turn of events, Xia Fei consumed a Super Gene Optimization Fluid that bore no brand, expiry date, instructions or stated its place of origin.
Our story begins here…

In the final year of high school, Christian’s ordinary life takes a dramatic turn when he is struck by lightning, awakening the Idle System, a manifestation of his dream.What begins as a personal fantasy quickly transforms into a new reality for Christian, who revels in his newfound abilities while the world around him remains blissfully unaware.However, as Christian adjusts to his extraordinary circumstances, strange and unsettling events begin to unfold globally.Would the genre of the world also become Fantasy or would it stay exclusive to him?

Michael didn't want to die. He didn't deserve to die. After a lost battle with cancer that started only a year after he retired, he'd lived what many people would call a full life, but it wasn't enough. He wanted more time. Time with his wife. Time with his kids. Time with his grandkids. When he found himself drawn toward the light, he fought his way away from it. Unfortunately, that didn't take him back to the life he wanted to live. Reincarnated in another world, Michael is forced to be a Penitent, a soldier in the country he was reborn into in order to pay a debt to society he owes for taking the life of the child whose body he inhabits. It's not the life he wants, but it's the only one he has.An Isekai with light litrpg elementsMC will gain powers similar to those of a paladinBook 1 spends a lot of time in a military academy. MC does not stay a child for very long.Story will be a slower pace than my others.MC may not be to everyone's taste. He feels guilt for his actions that may seem unreasonable and is very human. He will grow, but it will take time.

Nagi who was summoned to another world acquired the「Skill Structure」skill.

Nagi felt the hints of black job from the king’s request 「To defeat the devil king」. He leaves the castle and starts his journey with a slave girl.

The small demon girl Cecyl, the melee-fighter beast girl Rita , Aine the onee-chan maid, Regii the cursed sword.

Rafiria the warm and fluffy elf and Iris the sea dragon shrine maiden.

Nagi rewrites the girls’ skills and made them into 「cheat characters」one after another.