Heyi Shengxiao Mo - Chapter 9.2: Constant Temperature

The human Race is at war with the Vicious Dalki and when they needed help more than ever, THEY started to come forward.

Humans who had hidden in the shadows for hundreds of years, people with abilities.

Some chose to share their knowledge to the rest of the world in hopes of winning the war, while others kept their abilities to themselves.

Quinn had lost everything to the war, his home, his family and the only thing he had inherited was a crummy old book that he couldn’t even open.

But when the book had finally opened, Quinn was granted a system and his whole life was turned around.

He completed quest after quest and became more powerful, until one day the system gave him a quest he wasn’t sure he could complete.

"It is time to feed!"
"You must drink human blood within 24 hours"
"Your HP will continue to decrease until the task has been completed"

Xiao Ze, who was dedicated to the people and vowed to become a generation of Ming Jun, accidentally fell on a little lady.
The little lady was born beautiful and lovable.
So Xiao Ze accepted his life and got the name of fear.

ps:
①The male protagonist has no concubine, and he is dedicated to serving the country.

- Description from novelbuddy

Ryzel, a nineteen-year-old guide, was expecting to marry Dwight, but the man changed his mind a month before the wedding.“I’m sorry, Ryzel.I wanted a nice and compassionate wife, so I am going to marry Sean instead.Unlike you, who were usually preoccupied with other things, he always showed concern for me.Not to mention how highly compatible we are with one another.I've actually met him before, but he persuaded me to date you because he feels sorry for you.”Without even waiting for Ryzel's response, the man left.Ryzel, who was left behind, can't even bother caring about his heart because he's been dealing with a lot of issues as a result of the sudden rejection.He was turning 20 in a month, which meant he had to be married according to the federation's laws.After he reaches the age of 20, the government's assistance will cease, leaving him to fend for his own expenses.If he is not married to a powerful sentinel, he will not be able to reclaim his inheritance and will be forced to die on the front lines.He instantly began looking for solutions, but his hope kept dwindling as his birthday approached without a proper solution to his problems.On the day he felt all hope was lost, his ex’s superior, General Lewis, proposed to him.“I'm not gentle and kind; my priority probably won’t be you; our compatibility may not be high; do you still want to marry me?” Ryzel questioned, fixing his gaze on the general.“It's okay, I don't need my wife to be gentle and kind. Our compatibility is also high. You can focus on your studies, job, or dreams. As long as you remember that you are my guide.”“Okay, let’s get married.”------------------------This is the story of Ryzel's advancement in career and love life, even with all the troubles surrounding him.

Lin Xiao was an orphan who strived to get stronger while living with his sickly younger brother in an unnamed small village.