Son Jae-ho manga
"Noblesse: Rai's Adventure is a 10 episode limited series which focuses on Rai's adventures in the human world while solving the mystery of "Tears of God".
Noblesse (노블레스) is an online manhwa written by Son Jae Ho and illustrated by Lee Gwang Su. Noblesse is about a powerful, noble vampire - Cadis Etrama Di Raizel (also called Rai) - who has been asleep for 820 years with no knowledge of mankind's advancement and scientific successes. He has recently woken up in an abandoned building in South Korea, and is starting to get used to the modern world. He goes to a school where he meets his loyal servant Frankenstein. With Frankenstein's help, Rai enrolls into Ye Ran high school, and inadvertently befriended Shinwoo - an athletic teenager, Ik-Han - a computer geek, Yuuna, Shinwoo's crush, and a few others. Noblesse follows the group's often dangerous adventures against a secret organization while uncovering Rai's past. This Webtoon Manhwa started on the 30th December of 2007 and is still publishing.
A world of supernatural where strong preys on weak. An Earth not just for humans.....and a strange ability! Noblesse's authors, Son Jea-Ho and Lee Gwang-Su's new smarttoon! 60 Chapters (On Hiatus for unknown time due to artist's poor health)