Rebirth: General, Don't Mess Around! - Chapter 44: Who the Hell Are You?

A biker tries to save a cat on the highway and gets hit by a truck (Truck-Kun), he was rushed to the hospital but, due to internal bleeding, he dies only to be reborn as a cat, in a new world with a system.

In this new and vast world, he tries his best to get used to his new body and get stronger along the way. With his overpowered system and skills. To one day become untouchable.

The unruly madame is playing as if she was a Russian matryoshka! Do you think that under the the vest is her real identity? Apologies, but there is still a vest under that vest. And then a couple more vests under that!

Madame! Just how many identities do you have !?

- Description from Novelupdates

A side story series featuring the girls of Kyoukai Senjou no Horizon.

[You Have Been Chosen.]When the world crumbled, I was nothing more than a jobless loser, left to rot on the streets as the dead devoured the living.Until I heard that voice...[The Ruler System has activated.][Rank 1: Loser][Followers: 0/1]A system that lets me recruit followers, copy their skills, and grow stronger through their actions.My first subject?Mu Qinglan.The ruthless Ice Queen CEO I once called “Boss.” Cold, untouchable... and now infected.As her bloodthirsty jaws closed around my neck, I barely saved her with the system’s makeshift cure.[You Have Recruited Mu Qinglan (S-Tier)][You have copied Mu Qinglan's [Leadership] skill][Please Choose the second skill to copy][+100 Ruler EXP]Every follower I command strengthens me.Every kill feeds my dominion.In this world of death and chaos...I will build an empire of S-Tier Beauties and ascend as the Apocalypse King.For my name is John Wang!