MTL - My Five Elements Lack You - Chapter 5 Child

A mysterious virus emerged, and countless people around the world turned into zombies. Luo Yang, a young man who was about to risk everything, receives the blessing of activating the system.Initially, he gains a massive spaceship with hundreds of subordinates and a divine-level talent.Just when Luo Yang thinks he can live peacefully aboard the ship, he discovers the system's function: to obtain rewards by allowing other survivors to live on board.But Luo Yang doesn’t want to be a savior; the spots on the spaceship are limited, and only those who pay will be allowed to live in his refuge.

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

What is a Protagonist?

After transmigrating, the wind will blow and the water will rise! After rebirth, begin the slaughter in all four directions!

Bring a system to win at life!  Carry a dimension to soar above the masses!

Enter a red packet group and walk to the peak!

… …

How could a life without a cheat be called a Protagonist?

However——

Behind every successful Protagonist lies innumerable cannon fodder, they are unresigned to be the Protagonist’s stepping stone, they want to be the main characters of their own lives, it doesn’t have to be dazzling but it must be a unique and unmatched life.

Wen Qing’s job is to complete the wishes of these cannon fodder, settle their obsessions, and allow them to successfully reincarnate.  Regarding the reward for completing the missions ——she can snatch the Protagonist’s golden finger.

- Description from Novelupdates

Tomokui Kanata has been reincarnated into the weakest race, goblin, and given a new name, Rou, after having undergone an unfortunate death. However goblin Rou has retained his previous life’s memories, an unusual evolution, as well as being blessed with ability to gain status boosts from eating.