Bloodline Offline: aaaaaaaaaaaaaaaaaa

A modern man from Earth died of a mysterious disease and got reincarnated in a world that was still in the age of knights While leading a peaceful new life, he suddenly got transported to the bloodline tower to help him prepare for the upcoming Apocalypse which will arrive in his world but luckily he possesses a very strong bloodline and the only human who can have a bloodline Watch our protagonist rise to power and build the strongest empire