"The Aristocratic Genius Has Come"

This is a story about a genius named Lucas
Who has an incurable sickness which shortened his life span and made him weak
When his mother died when he was at the age of 5
He swore to protect, save and care for other people even if it cost him his life
So he created many things, preformed many miracles and made the impossible possible
But as he dies because of his illness
He gets transported into a mysterious world of magic?!?
Confused on why he gets a 2nd chance to live he also becomes determined
To save and care for more lives
Join him in his adventure and mission to save once again