Raidorl Seiken Senki - Chapter 190: Knight Of Plague

[The citizens of planet #674589 has been given the opportunity to awaken.]With this abrupt message that appeared out of nowhere, the world as everyone knew it had ended.A series of apocalyptic level of natural disaster washed over the Earth, claiming numerous lives in the process.Every lifeform on earth that managed to survive the apocalyptic natural disaster was given immense power.Animals metamorphosed into terrifying beasts and various plants gained self-awareness, while the surviving humans gained powerful supernatural abilities.Leo, a young man finally left the orphanage, a place he'd called home for his entire 16 years of life. With his dreams of finally breaking free and experiencing adult life outside of the orphanage finally coming true, his world was turned upside down after receiving the message with the rest of the world.Freedom was no longer something given, it now had to be earned. This apocalyptic and ruined world was something that could take kill him in an instant.[Requirements met. First Seal Broken.][Innate skill awakened: Regeneration.]

After the divorce, the ex-wife disappeared for four years and unexpectedly gave birth to a pair of twins! Upon reuniting, Third Young Master Shen continuously pressured her into marriage, but the ex-wife's heart was tightly shut. The soft and adorable daughter was worried, saying: “Uncle Shen, why don't you kidnap me and threaten my mom to marry you?” Clearly, she is his biological daughter. The arrogant son, on the other hand, specializes in ruining plans, revealing someone’s embarrassing photos: “If you keep pestering my mom, I’ll send this to the parent group!” He's clearly out to get his dad!

Oosuki Masato is an ordinary high school boy who is magically transported to an alternative world, but for some reason his doting, over-protective mother comes along as well.

I finally managed to kill the demon lord.