Naruto: I Can Upgrade My Techniques Infinitely - Chapter 40: Dishonorable Combat

Lu Sheng, who transmigrates to the Star Sea Era, unexpectedly acquires an attribute panel capable of solidifying every single advancement he makes.In this perilous world filled with alien gods, immortals, Mechanical Ascenders, and more, Lu Sheng relies on himself to progress from mortal flesh to the singular True Self.Years later...Lu Sheng flying across the universe, gazes upon the endless darkness at the edge of the cosmos, where a colossal being as vast as the Milky Way Galaxy—once recorded in mythologies of Blue Star—resides.He speaks faintly, “You might be the most formidable Galactic Life Form I’ve ever encountered. Calling you a god wouldn’t be unjustified.”“Yet it’s a pity, for I have already established the foundation of the Great Dao and forged the singular True Self. Henceforth... you may call me the Martial God!”

Many people wish to become a character in a novel they like. Side characters are the best ones to reincarnate as. And Ceaser was the same. However, the problem is, the person he reborn as, was supposed to die at that time when Ceaser appears in the fantasy world. The childhood friend of the main heroine, who was supposed to be a stepping stone for the main lead so she can grow stronger. However, now that Ceaser was in that person’s body, naturally, he couldn’t let himself get killed just after rebirth. But what consequences will he bring by staying alive? And what awaits near the end of this story, about which even Ceaser is unaware?

The main character Lei Yu does not have the ability to practice his family’s martial arts. He gets stepped on and tossed around. Due to certain reasons, he leaves the family, coincidentally gains an ability, and makes his own path to becoming an immortal.

- Description from Novelupdates

Xue Xi is forced to fall in love at first sight with this dangerous man on their first meeting. With death being the only other option, she makes the first move: