Perfect Revenge : CEO's Lovely Mistress - Chapter 396 - 396 Nausea at Breakfast

As a long-time Naruto fan, John downloaded what was advertised as the latest and most highly anticipated Naruto mobile game. However, as soon as the download finished, a blinding light enveloped him. When he regained his vision, he was shocked to find that he had become the orphan of Konoha—Haruto Itsuki. To make matters worse, upon his arrival, the Nine-Tails Rebellion began. Now, he must find a way to survive and navigate the chaotic ninja world during one of its most dangerous and turbulent times.

In an era when the power of Fire Magic was considered to have reached its limit, one girl began researching nuclear fusion.

The King of Hell sentences you to death by midnight, but I can ensure that you live past morning.

The young man, Qin Lang, received the inheritance of a poison school by chance. He uses poison to kill people, uses poison to save people and he uses poison to chase beauties. With body of ancient extinct poison and a body of a martial artist, he walks around the city, and wanders around in the underworld.

- Description from Novelupdates

A mecha otaku is reincarnated into another world as Ernesti Echevalier (Eru). In this world there exist huge humanoid weapons known as Silhouette Knight. Dreaming of piloting those robots, Eru, with childhood friends, Archid Walter and Adeltrud Walter: together they will aim to become a Knight Runner, pilot of Silhoutte Knight.