MTL - Nine Yang Sword Saint - ~ 1250: The most tragic death of the sea! Hunt!

This is an Isekai styled story, written from the point of view of the protagonist.

Discover the secret of the new, unknown world with Peter, as he sets his first steps in an empty, ruined city. Meet new people from all around the globe. Fight, laugh, and cry.

Leon is an average high school student who likes to watch anime and read novels.
He's about to cross the street, only to be greeted by a truck and died.
But, he got reincarnated as Uchiha yet dead again because Itachi killed him.
Leon got reincarnated again as the grandson of the recovery girl.
He got kidnaped and tortured by All For One.
After his third death, he got reincarnated as a son of Bibi Dong.
In this fourth life, he wants to change his fate to become the strongest.

Note: Please read the tag before reading.
- English is not my first language, so there would be grammatical mistakes in this story.
- Please give my story a proper review.
- I accept a suggestion, but no spam!

The light is here because the darkness exists. Just like that, the human realm exists because the demon realm is here. And in the great palace of the Blade Empire, a crown touches the peak of its glory before it falls from its grace. Lush Von Blade was the royal crown prince of one of the greatest empires on the southern continent. He is loyal but betrayed.On the other hand, where even the Gods fear to set a foot on, a demon lord abides. His grace and cruelty have been unseen for centuries. He is the supremacy in the three realms. While Lush is the light, he is the darkness. Each exists because the other is here.

In the silent solace of a forest on an unknown island, a middle-aged man awoke to a world brimming with vibrant life. A stark difference between the preceding sceneries of the concrete jungle that shrouded his life.As his mind emerged from the murky depths of unconsciousness, he was greeted by the gentle sunlight filtering through the lush canopy above.His name was Abraham Shepherd, an office worker.When he salvaged a tinge of his lucidness and calm, Abraham found himself grappling with the fog of memory and the weight of his recent demise. However, he found comfortin the tranquility of his surroundings.Though initially disoriented by his newfound state, he gradually reclaimed his composure and clarity of mind.But Abraham's respite was short-lived, for he soon realized the extraordinary circumstances of his existence.Transmigration.Transmigrated from his former life as an ordinary office worker, he now stood at the threshold of an unfamiliar realm, teeming with possibilities and unknown dangers.Recalling the horrific experience of his untimely demise during a heated gaming session, the helplessness, fear, and loneliness. A flicker of determination soon ignited within his soul.Driven by a newfound resolve to seize control of his destiny, Abraham embarked on a journey of self-discovery and survival. With each step forward, he embraced the uncertainty of his new reality, determined to carve out a place for himself in this fantastical world.But as fate would have it, Abraham's path would intersect with a revelation beyond his wildest imagination yet should have been expected to come.| Initializing Naval Building System… |―――――Do you want to read a story about a protagonist summoning modern warships into a fantasy world? Well, here it is! The Naval Gacha System: It's Time To Monopolize The Seven Seas!