Mechanical Alchemist - Chapter 347 - 346

In a world where magic was abundant and supernatural creatures existed, Jin Valter lived as a fallen genius. Being the son of two A-Ranked Hunters, Jin had inherited his father’s keen eye for martial arts and his mother’s innate talent for magic. Alas, before Jin could reach his full potential, an Outer Demon attack left his soul crippled and his body weakened beyond repair.

Now, Jin lives out his days bound to the hospital bed with nothing but his brains to keep him company. Gone were the days when his peers hailed him as a genius as he struggled to even conjure a spell with his body falling apart.

However, it would all change when on the Night of the Blood Moon, a unique visitor paid him a visit…

Jianjing was reborn into a parallel world and became a genius novelist.Or rather, the soon-to-be deceased young genius novelist…[System Warning]: You committed su*cide, estimated time of death in 10 minutes.[Mandatory Mission]: Escape from the enclosed room.[Reward and Punishment]: Successful escape means the author continues the story, failure means the story is abandoned.Jianjing: WTF?!System: This is just the beginning, face the storm ahead!Jianjing’s view of herself: An ordinary bestselling novelist.Others’ view of her: “Novelist Detective”, “Honorable Citizen for Bravery and Justice”, “Police Consultant”, “Surprise Guest for Horror House Shows”, “Human Representative Against Unknown Creatures”…

The heavenly God of Warriors was betrayed by his true love and murdered at the very first night of wedding just because his merits made the monarch insecure. Reborn in a hundred years, Nie Tian would be an appendage no more. Reach the welkin, reverse the fate, reign over the heaven and reconstruct the worlds.

- Description from novelupdates

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.