I'm Trapped Inside a Prince as the Most Powerful Entity - Chapter 128: The Overwhelming Power of Light

This book was inspired by My Hero Academia: Adaptation“Who decided being quirkless means you can't be a hero? Those are just rules made by people who never tried to break them.” When a battle-hardened warrior dies in one world and awakens in the body of a quirkless boy in another, the rules of heroism are about to change.Armed with combat experience from a darker realm and an iron will forged in warfare, he sets his sights on U.A. High School - the pinnacle of hero education. But in a society where superpowers are everything, his approach to strength might just shatter the entire system.Behind a gentle smile lies the mind of a warrior. As he builds his power through unconventional means, one thing becomes clear: rules were meant to be broken, and this world's definition of “hero” is about to be rewritten.Sometimes the strongest ability isn't a quirk at all. It's the will to change everything.

Always looked down upon by others, Ji Feng gains technology far more advanced than the present, as he discovers its abilities, he begins to walk a path far from ordinary. With X-ray vision allowing his to find jade stones in rocks. With this futuristic technology, Ji Feng accomplishes something no-one can compare to. This is the beginning of a legend.

- Description from Novelupdates

Once upon a time, the Devil fell in love with one of the King’s many wives. One night he went to her room disguised as her husband and made love to her. She got pregnant with his child. Knowing this The King ordered her execution believing his wife cheated on him, but then the Devil appeared to the king making him a deal. In exchange for great power for his Kingdom, the King will let his wife Sire The Devil’s Child. The King who was greedy for power agrees to the deal and his Kingdom becomes one of the most powerful Kingdoms and the Devil’s Child, the seventh Prince of the Kingdom.

He is a firefighter, his face blackened by smoke, coming from the flames, and in one glance, his life was set.The first time he met the young girl, she bent slightly towards him and said, “Sir...”He was amused, thinking she was a little eccentric...She had never seen such a handsome man, tall like a general, and when their eyes met, she was bewildered and forgot she wasn't in the palace...Later, during the school art performance, the young girl sat on stage, dressed in ancient costume, with a veil covering her face, holding a pipa, her eyebrows shy, appearing both delicate and graceful...He raised his alluring eyes, recalling the girl said she knew a little about musical instruments and chess; she was modest.Seeing him in the audience, her heart raced, wanting to perform well but accidentally struck the wrong chord, fortunately unnoticed by him...Later still, the young girl, now grown, suddenly confessed to him, and the usually calm and composed man was caught off guard...It was a love she had hidden deep in her heart for many years, like shards of glass in her palm, both a patient endurance and impulsive agony...The joy of love at first sight, a hidden affection...She would never know that the brother she secretly admired had been waiting for her to grow up...