Akame ga Kill: Starting with Dual Kamui - Chapter 137: A Steady and Relentless Blitzkrieg

The strongest Demon Lord dies, and reincarnates as a human. Not only that, he because of various incidents turns into the hero’s best friend.

Follow his journey as he tries to help the hero escape his fate, and on the sideline to conquer the continent while he’s at it.

For five years, Kian tried to beat End Realms: Arcadia — a brutal fantasy game no one ever cleared.He knew every quest, every secret, every ending.And yet, after countless failures, he died… with only one regret.Then he woke up — not as a hero, but as Luca Valentine, a useless extra doomed to die in Chapter 3.Now, on his 1,432nd try, he can’t afford to die.But Luca knows the world inside out.He thought he knew the story. But the story may know him better.

…but it seems pretty doable.

Sam Sanderson is envied by many for his job, however he himself didn't seem to like it much.

Due to his expertise in nanotechnology he was tasked with monitoring the state the Valkyries, humanity's strongest weapons who all just happen to be made into gorgeous females.

Forbidden from even touching any of them, Sam spends his days in agony watching flowers he couldn't hope to touch. However one day all of that seemed to change.