My Slayer System: Rise to Supremacy - Chapter 1: The Academy

The male lead is devoted, the female lead is passionate, childhood sweethearts, everyday family matters, the ordinary daily life of nurturing a wife.

Lee Jung-ho the former minister of finance for South Korea, got assassinated and reincarnated into the duke family as a young child named kaidënHe felt the love and care he never felt in his past life, as all he want his just to live a normal average lifeBut things don't go as planned as he starts to draw attention to himself due to his mana type and his weak potentialBut with just a some basic science, one can change the world, at least that happen for kaidënJoin the journey of kaidën as is raise is fallen family to the top, through the fight of money, power and magic, plus the demon in him

[Invincible Shuangwen] The end times 200 years later.

Lin Xinghai obtained the system, ran rampant in the apocalypse, and crushed all enemies.

Rolling is cool for a while, and rolling has been cool all the time.

Ding! Gain blood power +1

Ding! Gain Genetic Optimization +1%

Ding! Gain firearms skill proficiency.

PS: The creativity comes from the spirit cage.

- Description from novelbuddy

He is a ger who came from feudal times. His greatest wish is to have a piece of land that belongs to him, marry a hard-working man and have a lovely baby. Live a simple and warm life.

He is a major general of the Federation, cold, ruthless, frightening, aloof. It’s the label given by everyone who knows him.

However, the failure of a mission made the strong and cold him encounters the delicate and gentle him. People of two extreme personalities unexpectedly get along harmoniously.

The world says,

The reason why he is cold is that he gave all his tenderness to his little husband.

Only when his little husband is around him can he become approachable.

- Description from Novelupdates